Based in Bloomfield, CT, Aerospace Alloys, Inc. is a specialty metal service center providing custom metal service, waterjet cutting, CNC milling, turning, and electrical discharge machining services. They manufacture components from high-performance alloys for the aerospace, power generation, defense, and medical industries, and are ISO 9001 and AS9100 certified.
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Inconel Machining Companies
Last updated: January 2026
This directory lists 115 inconel machining companies across the United States, from high-tolerance aerospace component manufacturers to specialized rapid prototyping services for R&D projects.
Buyers engage these suppliers to solve critical engineering challenges where components must withstand extreme environments, such as high temperatures, aggressive chemical corrosion, or intense mechanical stress. Common applications include turbine engine parts, downhole oil and gas tools requiring NACE MR0175 compliance, medical implants, and nuclear reactor components demanding exceptional creep resistance and fatigue life.
Supplier types in this category range from large, vertically integrated aerospace prime suppliers with extensive AS9100 and NADCAP accreditations, to smaller, agile job shops specializing in complex five-axis contours or intricate EDM work. There are also niche operations focused on rapid prototyping or low-volume, high-mix production for demanding R&D initiatives or specialized repair parts.
To ensure a successful engagement, buyers should arrive with comprehensive technical data packages, including detailed 3D models (STEP, IGES), 2D drawings with GD&T callouts, material specifications (e.g., Inconel 718 AMS 5663), and explicit surface finish or post-machining treatment requirements. Suppliers will expect clear communication regarding critical features, inspection criteria, and any relevant Material Review Board (MRB) procedures.
A significant trend in Inconel machining is the increasing integration of advanced simulation software for tool path optimization and predictive tool life management, alongside the adoption of hybrid manufacturing approaches combining additive manufacturing for near-net-shape geometries with subsequent precision subtractive machining to achieve final tolerances and surface finishes.
Company Directory
115 companies nationwide
Based in Statesville, NC, ADDMAN Group offers precision CNC machining and metal additive manufacturing. They specialize in complex nickel alloy components, handling prototype through production for industries including Defense, Aerospace, Medical, and Energy. The company integrates additive manufacturing, machining, and injection molding under one roof.
Based in Beverly, MA, AERO Manufacturing Corporation provides precision CNC machining, EDM, welding, and laser fabrication services. They specialize in components for the aerospace, gas turbine, and power generation industries. With a 70,000 sq ft facility, the company handles both prototype and production volume for demanding applications.
Based in San Antonio, TX, Aero Precision Manufacturing, Inc. provides high-quality, USA-made components and parts. Specializing in CNC automated laser cutting, complete assembly, powder coating, and painting services, the company utilizes Lean Manufacturing and continuous improvement practices. They serve various industries, focusing on precision and customer satisfaction.
Based in Montgomery, TX, Alloy CNC Inc. is a dedicated machine shop offering professional CNC machining services. The company specializes in handling time-sensitive projects for industrial clients, demonstrating a commitment to delivering completed projects efficiently and as promised.
Based in Commerce, CA, Alloy Machining Services, Inc. is a full-service machine shop offering OD turning, ID boring, honing, and milling. They work with diverse metals, including Inconel, and serve industries like aerospace, oil drilling, and hydraulic repair from their 36,000 square foot facility.
Based in Mentor, OH, Alloy Precision Technologies specializes in precision manufacturing with 40 state-of-the-art machining centers. They provide metal bellows, welded assemblies, and thin wall tubing, delivering customized solutions for demanding applications including hydrogen fuel cells and energy generation, supported by AI-driven inspection.
All Metals Fabricating, based in Allen, TX, provides precision CNC machining, including milling and turning services for tight tolerances. They offer custom metal fabrication, encompassing laser cutting, welding, forming, and assembly. With in-house finishing and engineering support, the company serves diverse industrial clients, particularly in the telecommunications sector.
Based in Limington, ME, Archer Machine specializes in CNC machining services for high-temperature nickel alloy materials, handling both small and large parts, including castings. They offer CNC milling, manufacturing engineering, and quality inspection, serving industries like waterworks, oil & gas, maritime, DoD, and armaments.
Arrow Grinding provides precision grinding services, holding AS9100 certification to ensure reliability for critical applications. The company is committed to serving the demanding requirements of the aerospace and defense industries, where specialized materials and high precision machining, including Inconel, are frequently utilized.
Based in Ashland, PA, Ashland Foundry & Machine Works provides CNC and manual machining services. They specialize in working with austenitic and super austenitic alloys, suitable for high-temperature environments such as coal and gas burner nozzles.
Based in Houston, TX, Eastwood Manufacturing specializes in producing custom industrial fasteners, including nuts, bolts, studs, and cap screws. The company offers products in a wide range of materials, specifically mentioning exotic metals like Inconel 718 and nickel alloys, for various OEM requirements.
Based in Escondido, CA, C&H Machine, Inc. delivers precision Inconel CNC machining and full-service manufacturing. This AS9100:2016 Rev. D certified and ITAR registered facility offers milling, turning, EDM, welding, and assembly services for short-run and production-run requirements, serving industrial organizations throughout the San Diego area.
Based in Houston, TX, Centerline Manufacturing, LTD. is an ITAR registered contract manufacturer specializing in precision CNC milling, turning, and EDM services. They machine diverse metals and alloys to close-tolerance specifications for the Energy, Aerospace, and Defense industries, adhering to AS9100 and ISO 9001:2015 quality standards.
Based in Telford, PA, Cer-Mac Inc. specializes in high precision machining, including wire EDM for Inconel 718 and other high nickel alloys. They provide extensive CNC machining services for aerospace, medical, optical, and semiconductor industries. Cer-Mac is ISO 9001:2015 certified and ITAR Registered.
Based in Grover Beach, CA, CFW Precision Metal Components provides CNC machining and waterjet cutting services. They specialize in prototype to production precision parts, including highly complex components, for the aerospace, defense, and electronics industries. The company utilizes SolidWorks for CAD/CAM and is ISO 9001-2015 certified.
Coleys Inc. is an Ohio-based CNC machining facility offering precision services for high-demand industries like Aerospace, Military, and Mining. With over 50 years of experience, they provide limited-run, high-volume, and custom production capabilities, including turning, horizontal and vertical milling, and CAD/CAM programming, working with a wide variety of high-performance materials.
Based in Fort Worth, TX, Collins Custom Manufacturing provides 3-5 axis CNC machining, turn-key assemblies, and sheet metal fabrication services. Established in 1993, the company is AS9100D, ITAR, and ISO 9001:2015 compliant, specializing in quick turnaround times for superior quality parts and assemblies across various industries.
Based in Poway, CA, Darmark Corporation is a precision CNC machine shop specializing in prototype and production applications. They offer CNC machining of high-temperature alloys such as Inconel, titanium, steels, and aluminum. Serving aerospace, medical, and power generation industries, Darmark also provides precision turning and turn-key assemblies.
Based in Santa Clara, CA, E-FAB, Inc. specializes in precision manufacturing and fabrication, utilizing photochemical etching. They process Inconel 600 into a wide range of industrial parts and products. Their capabilities extend to materials like copper, stainless steel, beryllium copper, nickel, and aluminum, addressing diverse industrial challenges including RF shielding.
Based in Springfield, Ohio, Esterline & Sons Manufacturing provides precision machining services with over 60 years of expertise. The company specializes in high-temperature alloy machining and exotic alloy components. They serve diverse industries including aerospace, medical, nuclear energy, oil and gas, and temperature sensing.
Based in Santa Ana, CA, Flathers Precision Inc. provides CNC milling, turning, and swiss-screw machine services for prototype and production runs. They specialize in machining nickel alloys, including Inconel, for glass-metal seal applications. The company serves the Medical, Commercial, Aerospace, and Defense industries.
Based in North Hollywood, CA, FTC manufactures high-precision machined components, assemblies, and tooling. Specializing in aerospace, defense, and medical sectors, the company utilizes advanced EDM machining for complex geometries. FTC is proficient in machining challenging materials, including Inconel, Titanium, and Monel.
Based in Fort Walton Beach, FL, FWM Machining specializes in EDM services for cutting various conductive materials. They possess capabilities for machining exotic metals such as titanium, indicating suitability for Inconel. The company provides precision manufacturing solutions for demanding industrial applications.
Based in Seguin, TX, Geronimo Alloys, LLC. is an industrial foundry and manufacturing company with an in-house machine shop. They specialize in designing, casting, and machining high-quality components from exotic alloys, including nickel-based superalloys, cobalt, and stainless steels, for severe industrial environments.
Based in National City, CA, G.V. Industries Inc. specializes in precision CNC machining of difficult materials like Inconel, titanium, and Hastelloy. They offer milling, turning, and multi-axis machining services. Capabilities extend to light welding, fabrication, and assembly, serving aerospace and Fortune 500 clients with demanding requirements.
Based in Trafford, PA, Hamill Manufacturing specializes in precision machining and custom manufacturing of components from tough alloys. An ISO 9001:2015/AS9100D certified company, they offer Electrical Discharge Machining (EDM) and welding services, maintaining tight tolerances. They serve demanding industries including Defense, Nuclear, Aerospace, and Energy.
Based in Limington, ME, Hastelloy Machining provides specialized CNC machining services for high-performance superalloys. The company offers expertise and advanced equipment for processing Hastelloy forgings and castings, indicating capabilities for similar nickel-based alloys such as Inconel across various industrial applications.
Based in Valencia, CA, H&H Machining provides AS9100D Certified and ITAR Registered CNC machining services. They specialize in high-precision 3-5 axis milling and 2-6 axis turning/mill-turn, achieving tight tolerances for critical components. The company serves the aerospace, defense, and medical sectors with capabilities from prototyping to high-volume production.
Based in Santa Clara, CA, High-Speed CNC specializes in ultra-precision, close-tolerance machining. They produce complex parts for aerospace, medical, and semiconductor industries, expertly processing difficult materials like Inconel, titanium, and stainless steel. Capabilities include 4 and 5-axis machining for prototype and production, certified to AS9100 and ISO 9001 standards.
High-Star Corporation, based in Westland, MI, provides precision CNC machining services for prototypes and production. They specialize in materials including aluminum, steel, stainless steel, titanium, and superalloys like Inconel. The company offers advanced machining capabilities from concept to final product.
Based in Scotts Valley, CA, Jaco Machine Works is an ISO9001:2015 and AS9100D certified provider of precision CNC machining services. They offer custom components utilizing 5-axis, screw machining, and vertical milling for medical, aerospace, and high-tech applications, including intricate parts for turbines and medical implants.
Based in American Falls, ID, JawsTec provides comprehensive CNC machining services. The company specializes in manufacturing custom parts from Inconel material, offering a variety of surface finishes. JawsTec focuses on precision machining for industrial and commercial B2B customers, leveraging its expertise in advanced materials.
JR Machine specializes in superalloy manufacturing, providing precision machined parts from 1” to 18” in diameter. The company expertly machines challenging materials like Inconel, Monel, and other nickel-based, high-temperature alloys. Serving OEMs nationwide, JR Machine holds ISO 9001:2015, AS9100D, and ITAR certifications.
Based in Eastman, GA, Kencoa Aerospace LLC provides multi-axis precision machined and sheetmetal fabricated components as a Tier-1 supplier. Their in-house capabilities include engineering, fabrication, and machining for the commercial and defense space, military, and business aviation sectors, delivering high-quality aerostructures.
Based in Tempe, AZ, Kessington Aerospace manufactures precision machined components for the aerospace, defense, and medical industries. The company specializes in CNC milling and turning, working with materials including Inconel, Titanium, and Stainless Steels.
Lampin Corporation, based in Uxbridge, MA, provides precision machining services, including turning, milling, and hobbing, for demanding industries like medical and semiconductor. They demonstrate expertise in machining challenging materials such as Inconel 718, addressing its rapid work-hardening properties to produce high-quality, complex components.
Based in Houston, TX, Marberry Machine, Inc. is an ISO 9001:2015-, ITAR-, and JCP-certified contract manufacturer. They specialize in machining Inconel 625 components and fabricating assemblies for industrial applications. The company handles large, heavyweight products with intricate designs and complex geometries for rigorous operating environments.
Based in Stoughton, MA, Marver Med offers over 75 years of experience in precision metal and plastic parts manufacturing. They specialize in CNC Swiss-Screw machining, producing micro-precision components. The company provides Inconel machining services for medical, defense, and aerospace sectors, adhering to ISO 13485:2016 standards and ITAR compliance.
Based in Cincinnati, OH, Metalex Manufacturing is an advanced contract machining company specializing in precision 5-axis milling and turning of large, complex components. They serve mission-critical projects requiring tight tolerances for aerospace, energy, defense, and space industries.
Based in Post Falls, ID, MetalQuest Unlimited provides advanced CNC precision machining for tight-tolerance, military-grade components. They offer comprehensive contract manufacturing solutions including material sourcing, assembly, and on-time delivery, supported by inventory management services for industrial clients.
MILCO Wire EDM, an AS9100 Certified provider based in Huntington Beach, CA, specializes in electrical discharge machining (EDM) services. They offer Wire EDM, Sinker EDM, Small Hole EDM Drilling, and Water-jet services, producing precision parts. The company caters to aerospace, medical, defense, and tool and die industries.
Based in Greenville, TX, Multi-Machining Co. Inc. offers comprehensive CNC machining services, specializing in challenging materials like titanium and stainless steel, implying Inconel capabilities. Their 42,000 sq ft facility houses 40 CNC machine tools, serving industrial sectors including Defense, Medical, Robotics, Oil & Gas, and Communication.
Based in South Houston, TX, N C Precision Corporation is an A-Z high precision manufacturer since 1998. They offer turning and milling services for machined components and prototypes. The company serves R&D, Deep Sea & Surface Oil & Gas, and Down Hole drilling industries.
NE-XT USA specializes in extensive CNC machining of complex, high-quality parts, including Inconel, Titanium, and hardened Stainless Steels. They provide multi-axis machining and CNC turning solutions for critical applications in aerospace, defense, power generation, space, and industrial markets, operating with AS9100 Revision D Certification.
Based in Oceanside, CA, Nelgo Manufacturing provides precision CNC turning, milling, laser, sheet metal fabrication, welding, and assembly services. They specialize in machining materials like Inconel, Invar, and Molybdenum for aerospace, defense, medical, and automotive sectors.
Based in San Luis Obispo, CA, Next Intent specializes in high-quality components and sub-assemblies. They offer 5-axis, EDM, and Titanium 6AI-4V machining for prototype, R&D, and small to medium production. The company holds AS 9100D, ISO 9001:2015, and ITAR certifications, also providing welding and NDE services.
Based in Mountainside, NJ, N.J. Precision Technologies, Inc. provides precision CNC machining and comprehensive EDM services, including Wire, Sinker, and Small Hole. They specialize in difficult materials like Inconel for aerospace, energy, defense, and medical device industries. The company is AS 9100, ISO 9001, and ISO 13485 certified.
Based in Oak Creek, WI, Owens Industries, LLC specializes in producing high-precision Inconel parts and components. The company utilizes advanced machining processes including 5-axis, Swiss machining, micromachining, turning, milling, and wire/sink EDM to achieve complex specifications.
Pacific Sky Supply, Inc. is a US-based defense manufacturer specializing in aftermarket strategic commodity parts for T56/501/501K turbine engines. With five manufacturing cells, including a CNC cell, they support legacy aerospace platforms, challenging OEM norms by providing essential components and sustaining propulsion dominance.
Based in Houston, TX, Precision Components specializes in ferrous and nonferrous metal processing and custom manufacturing, including threading, bore changes, and flange modification. With an 85,000 sq ft facility and over 150 pieces of equipment, they serve critical sectors such as chemical, defense, industrial, energy, and transportation.
Based in Rochester, NY, Precise Tool & Manufacturing provides contract manufacturing services specializing in machining Inconel, stainless steel, aluminum, and titanium. They offer large turning, CNC milling, 5-axis machining, and rapid prototyping for industries including aerospace, defense, medical, and oil & gas.
Based in Chelmsford, MA, Precision Machinists Co, Inc is an ISO Certified facility with over 30 years of experience in precision machining. Specializing in super alloys like Inconel, Stainless Steel, Titanium, and Copper, they serve military, aerospace, medical device, and semiconductor industries with high-quality components and strict tolerances.
Based in Waterbury, CT, Precision Materials provides advanced manufacturing services, including stamping, deep drawing, and Swiss machining of Inconel, titanium, and nickel alloys. They supply high-reliability, precision metal components to the aerospace, defense, medical, and electric vehicle industries.
Based in Contoocook, NH, Prototek offers comprehensive digital manufacturing solutions. Services include CNC Milling, Turning, and Wire & Sinker EDM, supporting prototyping to production needs. They work with 100+ materials and 40+ finishes, maintaining ISO 9001:2015, AS9100D, and ITAR certifications.
Based in Santa Ana, CA, Ricaurte Precision Inc. provides CNC machining solutions for complex parts. The company specializes in hard-to-machine metals like Inconel, titanium, and Hastelloy, serving high-performance industries including defense, medical, space, and aerospace manufacturers.
Based in San Jose, CA, RivCut specializes in precision aerospace machining services. The company is recognized for its rapid prototyping capabilities, delivering swift turnaround times for critical components. RivCut assists clients in quickly developing and iterating on prototypes, providing a competitive advantage in demanding industries.
Based in San Diego, CA, San Diego Precision Machining, Inc. offers quality precision machining services. Since 1971, the company has specialized in processing a wide range of metals, including super alloys such as Inconel, Invar, and Hastelloy, alongside Aluminum, Stainless Steel, Titanium, and Copper for various industrial applications.
Shamrock Precision, based in Dallas, TX, provides high-quality machining services and manufactured components for diverse industries. Serving sectors such as oil field, aerospace, defense, and telecommunications, the company leverages over 40 years of experience to deliver precision results.
Based in Irving, TX, Signal Metal Industries, Inc. specializes in heavy steel plate fabrication and machining, including CNC machining, flange manufacturing, and robotic welding. They provide turnkey solutions for industries such as oil & gas, mining, power generation, and construction, offering services from design engineering to product assembly.
Based in Lago Vista, TX, Specialty Machine provides over 50 years of expertise in precision CNC machining, welding, assembly, and testing services. They specialize in working with various metals, including Inconel, for high-complexity, mission-critical components. As an ISO9001:2015 and AS9100D certified Tier 3 supplier, they serve the U.S. Defense & Aerospace industry and B2B partners.
Based in Ontario, CA, Summit Machine, LLC specializes in machining complex components from nickel-based alloys like Inconel 625 and 718. Serving aerospace, defense, power generation, and petroleum industries, the company operates 24/6. Their facility features 48 CNC lathes/VTLs and 10 CNC milling centers.
Based in Cincinnati, OH, Superalloy Manufacturing Solutions Corporation specializes in high precision and complex hard metal components. The company provides turnkey solutions using Electro-Chemical Machining and hybrid conventional CNC machining technology. Serving military and commercial sectors, including aircraft engines, they bring over 40 years of manufacturing experience.
Based in Sacramento, CA, TECMA is a full-service contract machine shop specializing in precision multi-axis CNC milling and turning. They produce complex, close-tolerance parts from exotic metals and high-temp alloys for aerospace and defense. With AS9100D and ISO9001 certifications, they provide space-rated machining for critical applications.
Based in Rocklin, CA, Titan America MFG is a full-service CNC machine shop specializing in machining intricate parts from tough materials like Inconel, Titanium, and Nitronic 60. They serve demanding Aerospace and Medical industries, delivering high-quality components with tight tolerances and high volume production capabilities in the USA.
Based in Brookfield, WI, Trace-A-Matic is a precision machine shop specializing in machining complex, mission-critical components from standard and exotic metals like Inconel. They serve aerospace, defense, and demanding industries, utilizing advanced CNC technology to meet critical tolerances at facilities in Wisconsin and Texas.
Based in Longview, TX, Turn-Tex Machine & Tool, Inc. provides CNC lathe and milling services to the oil/gas well industry. Specializing in custom precision prototype and production parts from 1/8″ to 26″ diameter, they work with materials like stainless and chrome for hostile or sour service environments.
Ultimate Precision Tech, located in Houston, TX, operates a comprehensive machine shop offering advanced CNC machining services. With 100 machines, including 5-axis and EDM, they produce custom parts and components for industries such as aerospace, oil and gas, pharmaceuticals, and automotive.
Based in San Jose, CA, WessDel provides custom and high-precision manufacturing engineering and machining services. The company specializes in exotic metal machining, including titanium, serving the aerospace, national defense, semiconductor, and medical industries worldwide from its 24,000 sq ft facility.
Based in Dickinson, TX, Wilson Precision Manufacturing LLC specializes in providing precision machining services, including CNC milling and laser marking, for mission-critical industries. As a disabled veteran-owned business, they deliver high-quality, custom solutions for aerospace, oil and gas, healthcare, and defense sectors, from prototype to production.
Winsert develops and manufactures proprietary high-temperature, wear, and corrosion-resistant alloys. Through its acquisition of Mack Tool & Engineering, the company now offers advanced multi-axis machining capabilities. Winsert is AS9100D certified, serving transportation, aerospace, and energy sectors with high-quality manufacturing solutions for challenging materials and components.
Based in Livingston, TX, Worldwide Instrument Parts Co., Inc. (WIPCO) provides precision machining for Inconel, alloy steel, and exotic materials. With over 100 years of expertise, they serve industries like oil and gas, aerospace, and medical, handling orders from one to 1,000+ parts.
Based in Hayden, ID, AMI Machining specializes in high precision Wire EDM services. The company produces precision parts with dimensional tolerances of ± 0.0001 inches, catering to demanding industrial applications.
Based in Chatsworth, CA, Wire Pro EDM specializes in precision Wire EDM, Sinker EDM, Fast Hole EDM, and CNC Milling services. They expertly machine challenging alloys like Inconel, Titanium, and Stainless Steel, achieving tight tolerances (+/- .0001") and ultra-fine surface finishes. The company serves Aerospace, Defense, Medical, and Research industries.
Based in Long Beach, CA, Certified Alloy Products Inc provides precision manufacturing services, holding NADCAP approvals and serving Space OEMs. The company specializes in producing components for high-tech industries, likely involving advanced material processing and machining of superalloys like Inconel.
Elimold, located in Denver, CO, provides precision Inconel CNC machining services. They specialize in complex components, handling parts from 2 to over 100 feet. Serving demanding sectors like aerospace, oil & gas, and medical, Elimold ensures quality and reliable manufacturing solutions.
Based in Germantown, WI, Machining Concepts LLC is a contract manufacturer of high-precision CNC machined parts. They specialize in converting high-temp alloys, including Inconel, Hastelloy, and Rene 41. Serving aerospace, defense, and medical markets, they leverage advanced CNC machining technologies.
Moeller Aerospace provides complex precision component machining for aero and industrial markets. Specializing in turbine airfoils, the company offers milling, turning, grinding, EDM, and superabrasive machining technologies. They are noted for expertise in advanced materials like titanium aluminide, handling forgings, castings, and bar-stock for critical aerospace applications.
Anthony Machine, based in San Antonio, TX, provides precision machining, fabrication, and repair services. The company employs a wide array of CNC and manual equipment, including lathes, mills, and boring mills, to produce quality industrial parts. They also specialize in gearbox and industrial equipment repair, focusing on reliable solutions for B2B customers.
Based in Hutto, TX, A.R. Machining Inc. is a precision CNC machine shop established in 1979, specializing in Inconel, nickel alloys, and other exotic metal machining. The company provides prototype and production services for aerospace, medical, semiconductor, military, and energy industries, focusing on complex and difficult machining needs.
AT Precision, Inc. provides precision CNC machining services, including grinding, milling, cutting, turning, and drilling. Operating 24 hours a day from Northbrook, IL, they manufacture highly accurate parts from a wide range of materials, including Inconel, for various industrial customers.
Based in San Jose, CA, B&Z Manufacturing provides ultra-precision CNC machining, multi-axis milling, and turning services. With over 50 years of experience, they specialize in machining complex materials such as hyper nickel, HyMu 80, Kovar, and Invar. The company produces high-quality components for demanding applications from prototypes to thousands of parts.
Based in Haslet, TX, CNC Machining LLC offers precision CNC milling and turning services. The company specializes in working with diverse materials, including Inconel, Hastelloy, titanium, stainless steel, and aluminum, providing custom machining solutions for various industrial applications.
Conroe Machine, based in Conroe, TX, provides precision machining, metalworking, and manufacturing services from its 65,000-square-foot facility. Capabilities include grinding, milling, turning, drilling, hardfacing, and custom fabrication. They offer comprehensive repair and rework solutions, along with gundrilling and prototype design for commercial operations nationwide.
Based in San Antonio, TX, Cox Manufacturing Company provides ultra-precision and micro machining services. They specialize in high-volume production of components made from high-temperature and exotic alloys, including Inconel, as well as stainless steel, titanium, aluminum, brass, copper, and plastics, delivering reliable, quality results.
Based in Louviers, CO, Focused on Machining provides custom CNC precision machined parts, including high-strength titanium and Inconel. They specialize in components for aerospace and defense, such as hypersonic and ballistic interceptors. The company is AS9100D, ISO 9001:2015 certified, and ITAR Registered.
Based in La Mirada, CA, Harley & Son specializes in CNC precision machined parts, primarily serving the aerospace, medical device, and electronic industries. The company is certified AS9100 and ISO9001, demonstrating its commitment to high-quality manufacturing standards for critical applications.
Based in Oakland, CA, Hawk CNC is a veteran-owned precision machine shop specializing in multi-axis CNC milling and rapid prototyping. They provide 3-axis and 5-axis machining for complex parts, offering quick turnarounds and no minimum order requirements. The company utilizes in-house CAD/CAM capabilities.
Heartland Enterprises, Ltd. is an ISO9001:2015 and AS9100D certified provider of specialty production CNC machining services. Based in Fredericksburg, TX, they specialize in machining shafts, rods, and other highly engineered parts with large diameter capabilities for demanding industrial applications, indicating suitability for advanced alloys.
Based in Ormond Beach, FL, Hudson Technologies specializes in deep draw precision manufacturing and metal stamping services. The company manufactures standard and custom-stamped components from various high-performance metals, including Inconel alloys, stainless steel, and titanium. They serve diverse industries such as aerospace, medical, military & defense, and oil & gas.
Based in Columbia, NJ, Imperial Machine & Tool Co. is an advanced manufacturing provider with 82 years of experience. They specialize in precision multi-axis CNC machining of technically challenging components, including refractory and exotic materials like tantalum. The company offers various services for industrial and technical leaders.
Based in Corsicana, TX, James Manufacturing Inc. specializes in precision machining, fabrication, and welding. They expertly machine a diverse range of materials, including Inconel, Monel, Hastelloy, and other exotic alloys. The company provides critical components for industrial clients in the oil & gas, aviation, and automation sectors.
John Prosock Machine, Inc., a Pennsylvania-based CNC machining company established in 1982, provides CNC milling, turning, prototyping, and assembly. They handle diverse materials, including aluminum, brass, steel, and copper, and can machine any other material a customer requests.
Millat Industries possesses extensive experience in machining diverse materials, including Inconel, Titanium, Stainless Steel, Aluminum, and various types of Iron. They provide precision machining services for industrial clients, showcasing expertise across a broad spectrum of metals.
Miller CNC, an AS9100 and ISO9001 certified CNC machine shop in Chula Vista, CA, specializes in hard metal and complex parts machining. They provide precision Inconel, titanium, stainless steel, and exotic alloy machining. Using 3-axis and 5-axis mills with CNC lathes, Miller CNC serves aerospace, defense, and energy manufacturers.
Based in Anaheim, CA, Moseys Production Machinists specializes in creating custom components from a wide range of materials. They offer precision machining services for demanding alloys including stainless steel, titanium, cobalt, and Inconel, crafting parts exactly to customer specifications.
Based in Northbrook, IL, Natura Products, Inc. provides precision wire EDM machining services, explicitly listing Inconel as a capability. The company also specializes in high-performance matched dies, metal stamping, and various low and high-volume subcontract machining services.
Based in Waco, Texas, Neill Mechanical Technology, Inc. (NMTI) is a full-service precision machining facility. They specialize in CNC milling, turning, prototyping, and small batch production, expertly handling exotic and nickel-based alloys like Inconel. NMTI serves demanding sectors including aerospace, oil & gas, and medical industries.
Based in Rancho Cucamonga, CA, Precision Aerospace Corporation specializes in manufacturing precise aerospace components. This AS9100, ISO9001, and NADCAP-certified facility utilizes exotic alloy processing and machining capabilities to produce reliable parts for the aviation industry, ensuring high quality and safety standards for its customers.
Based in Redwood City, CA, Petersen Precision offers comprehensive machining services for challenging projects, specializing in Inconel, Kovar, and Invar alloys. They utilize CNC machining, Wire EDM, fine blanking, and precision grinding for intricate metal parts. Petersen Precision supports clients from prototype to high-volume production.
Based in Stoughton, MA, Primo Medical Group provides precision CNC machining, including Inconel, for complex components. They specialize in developing and manufacturing quality medical devices. Additionally, they serve aerospace and defense sectors, producing high-temperature, corrosion-resistant, and durable parts and assemblies.
Pulsar Manufacturing is a Houston-based precision job shop specializing in high-quality metal fabrication and machining services. They provide CNC milling, turning, laser cutting, and 3D printing for demanding sectors including medical, defense, and subsea industries. The company focuses on quality, efficiency, and value.
Based in Muenster, TX, Superior Machining & Fabrication, Inc. provides precision machining and comprehensive CNC fabrication services. With over 30 years of experience and 100+ CNC work centers, the AS9100-certified company serves commercial, aerospace, and energy industries for small runs and long-term production.
Superior Joining Technologies provides advanced CNC machining services and 3D printing additive manufacturing. Specializing in precision component fabrication, they serve demanding industrial clients, especially in medical applications. The company leverages expertise for complex parts and high-performance materials.
Based in Santa Ana, CA, TOMI Engineering, Inc. is an AS9100/ITAR-certified CNC machine shop. With over 40 years of expertise, they specialize in precision 3, 4, and 5-axis machining of Inconel, stainless steel, and titanium. They primarily serve the aerospace, defense, and space industries.
Toolcraft Machining, Inc. provides advanced CNC machining services, including vertical and horizontal CNC turning, milling, and 5-axis capabilities for complex geometries. They specialize in challenging materials such as nickel-based superalloys like Inconel, ensuring high-quality manufacturing. The company is ISO 9001 certified.
Based in Pinehurst, TX, Turn-Tech Inc. provides contract machining and manufacturing services globally since 1984. They specialize in high-quality precision components and turn-key assemblies for the land and subsea oil and gas industry, utilizing state-of-the-art machining capabilities from prototype to final product.
Ultra Precision, based in Palm Bay, FL, specializes in providing Inconel and other specialty metal machining services. The company focuses on manufacturing high-precision components for clients in the aerospace and defense industries.
Based in Costa Mesa, CA, Vantage Associates, Inc. provides precision manufacturing services including CNC machining, grinding, and assembly of complex components. They specialize in aerospace alloys, stainless steels, and titanium. Their 30,000 sq. ft. facility is AS9100D and ISO 9001 certified, serving critical industries.
Based in Buena Park, CA, Wire Cut Company is an AS9100 ISO Certified EDM manufacturer providing high-quality Electrical Discharge Machining services since 1978. They specialize in precision and complex requirements, handling materials like Inconel for aerospace, defense, medical, and automotive industries.
Able Wire EDM Inc. is a veteran-owned company with over 30 years of experience in precision manufacturing. They specialize in comprehensive electrical discharge machining (EDM) and CNC machining services, catering to various industrial applications requiring high-tolerance parts.
Based in North Plains, OR, ALIGN PRECISION provides precision manufacturing services for OEMs in aerospace, defense, semiconductor, and high-tech industries. The company specializes in machining hard metals, alloys, and exotic materials to achieve tight tolerances for demanding parts and assemblies.
BTX Precision is a platform of high-performance manufacturing organizations providing precision manufacturing for mission-critical needs. They specialize in build-to-print solutions, offering advanced capabilities such as milling, turning, EDM, metal fabrication, and grinding. BTX serves demanding sectors including Aerospace, Defense, Space Exploration, Medical, and Energy industries.
Based in Franklin Park, IL, Chucking Machine Products is an ISO 9001/AS9100 certified precision machine shop. They specialize in manufacturing ultra-precision machined components from barstock, castings, and forgings. The company works with Inconel, Hastelloy, Titanium, and other nickel alloys, holding tight tolerances for aerospace, medical, and land-based turbine industries.
Specialized Turning offers expert machining services for Inconel alloys. The company focuses on producing high-quality and valuable components, leveraging its specialized knowledge in challenging material processing. They serve industrial clients requiring precision machining of these specialized materials.
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How to Choose a Company
- Verify the supplier’s experience with the specific Inconel grade you require (e.g., 718, 625, X-750) and ask for past project examples or a Material Review Board (MRB) track record for that alloy. Inquire about their strategies for chip evacuation and managing work hardening specific to these grades.
- Assess their tooling and equipment specifically for superalloys. Look for dedicated Inconel machining cells, high-pressure through-spindle coolant systems (essential for heat dissipation and chip control), and a clear understanding of appropriate cutting tool materials and coatings (e.g., ceramic inserts, specialized carbide grades).
- For aerospace or defense projects, mandate AS9100 certification and review their NADCAP accreditations for any required special processes like heat treating, NDT, or welding. For oil and gas, ensure compliance with NACE MR0175/ISO 15156 for sour service environments.
- Probe into their quality control processes beyond standard CMM inspection. Ask about their methods for stress relief, prevention of galling, and how they detect and mitigate potential heat-affected zones (HAZ), especially on thin-walled or critical features.
- Be wary of suppliers who provide unusually low quotes without detailed justification for Inconel machining. This is a red flag indicating a potential underestimation of material costs, tool wear, scrap rates, or the specialized labor involved, often leading to costly delays or quality issues down the line.
Supplier Types at a Glance
| Type | Best For | Typical MOQ |
|---|---|---|
| Specialized Aerospace/Defense Shop | Mission-critical components requiring AS9100/NADCAP, extreme tolerances, and full material traceability (e.g., turbine blades, rocket engine nozzles). | Low to medium volume (1-100s), often higher part price due to overhead and certifications. |
| Precision Job Shop (General Purpose) | Complex geometries, intricate features, and a balance of quality and cost for prototypes or non-flight critical Inconel parts (e.g., custom fixtures, R&D components). | Small to medium volume (5-500), more flexible on part count. |
| Oil & Gas / Chemical Processing Specialist | Components requiring NACE MR0175 compliance, specific corrosion resistance, or pressure vessel integrity for harsh downhole or corrosive environments. | Medium to large volume (50-1000s+), often focused on specific part families like valves or sensors. |
| EDM/Advanced Process Shop | Ultra-fine features, internal geometries, or complex shapes impractical with conventional milling, where traditional machining would cause tool breakage or excessive material stress. | Very low to medium volume (1-100s), often high complexity and unit cost. |
Frequently Asked Questions
What are the primary cost drivers for Inconel machining compared to other high-performance alloys?
The primary cost drivers for Inconel machining stem from its extreme work hardening, high tensile strength, and poor thermal conductivity. These properties lead to significantly reduced tool life, slower cutting speeds, and increased cycle times compared to materials like stainless steel or titanium. The higher cost of raw Inconel stock, specialized cutting tools, and the demand for highly skilled machinists with specific superalloy experience also contribute to the elevated expense. Furthermore, rigorous quality control and inspection requirements often add to the overall project cost.
How do I ensure material traceability and certification for critical Inconel components?
Ensuring material traceability starts with demanding comprehensive Mill Test Reports (MTRs) from your supplier, detailing the Inconel alloy, heat number, chemical composition, and mechanical properties. Reputable machinists will maintain a robust system for segregating and identifying raw stock, often linking MTRs directly to specific work orders and individual parts. For critical applications, require a Certificate of Conformance (CoC) that references the MTR, specifies the finished part's compliance with drawings and specifications, and confirms adherence to relevant industry standards like AS9100 or NACE MR0175. Conduct regular audits of their quality management system.
What post-machining treatments are commonly required for Inconel parts, and how do they impact the process?
Common post-machining treatments for Inconel parts include stress relief annealing to remove residual stresses induced during machining, solution annealing for optimal microstructure, and age hardening (precipitation hardening) to achieve specific mechanical properties like increased strength and hardness, especially for grades like Inconel 718 or X-750. Hot Isostatic Pressing (HIP) may also be used to eliminate internal porosity. These treatments require specialized equipment and expertise, often performed by NADCAP-accredited partners. Understanding their impact on dimensions, surface finish, and potential distortion is crucial and should be discussed with the supplier early in the design phase.
What's the difference between Inconel 718 and Inconel 625 machining characteristics, and why does it matter for supplier selection?
While both are nickel-based superalloys, Inconel 718 (age-hardenable) is known for its excellent high-temperature strength and good weldability, making it prevalent in aerospace. Inconel 625 (solution strengthened) offers superior corrosion resistance and is often chosen for marine or chemical processing applications. Machining 718 typically involves dealing with its propensity for high work hardening and high shear strength, demanding rigid setups and specific tool geometries. 625, while also challenging, can be slightly more forgiving in terms of work hardening but still requires precise control due to its toughness. A supplier specializing in 718 may have different tooling, fixturing, and process parameters than one focused on 625, so verifying their experience with your specific grade is paramount to avoid tooling issues and maintain part integrity.