12197 verified suppliers listed

Steel CNC Machining Shops — Carbon & Alloy Steel Parts

Carbon and alloy steels are workhorses of the machining world, offering a broad range of hardness, toughness, and cost options. CNC shops machine steel grades such as 1018, 4140, and 4340 for shafts, gears, tooling, and heavy structural parts where strength is paramount.

Typical Uses

  • Shafts and gears
  • Tooling and fixtures
  • Structural machine components
  • Agricultural and construction equipment parts
Culpeper, Virginia4.7(13)

Phone 540-825-4644 Email Culpepermachineandsupply@gmail.com Local machine shop also offering Sheet Metal, Plate Steel, Tread plate, Expanded Metal, Flat Bar, Pipe, Angle, Square and Rectangle Tube, DOM Tube, Cold Finished Round Bars, Aluminum and Industrial supplies including Drill Bits, Bolts, Nuts, Taps, Dies and much more! Available Brands: Miller, Lincoln, Tweco, Hypertherm, Thermal Dynamics, Pferd, Harris,…

+1 540-825-4644Website
Yuma, Arizona

Machine shop located in Yuma AZ. Specializing in repairs, prototypes and short run production. Cutting Edge solutions offers CNC and conventional machining, as well as aluminum and stainless steel fabrication.

+1 928-247-9107Website
Canoga Park, California5.0(6)

Delga Prototype Machine Shop specializes in precision machining, offering lathe and mill services with quick turnaround on components made from all metals, including exotic materials like Inconel, HyMu 80, stainless steel, brass, copper, Kovar, Invar, and Super Invar.

+1 818-887-0512Website
Indiana, Pennsylvania

For over 30 years, we have been manufacturing quality die sets and steel plate products. We offer many die set styles and configurations to meet the needs of your application.

+1 800-544-9880Website
Danville, Illinois5.0(2)

Steel fabrication. Welding. Emergency repairs. Large factory machinery repairs. Honest pricing. Call us now for a free estimate.

+1 217-431-3029Website
Wheeler, Michigan5.0(1)

Machine shop and steel sales, providing welding, machining, CNC, and custom fab in Central Michigan!

+1 989-430-3610Website
Erie, Pennsylvania4.0(5)

Erie Forge and Steel, Inc. specializes in machining propulsion shafting for the United States Navy.

+1 814-480-4501Website
New Milford, Connecticut5.0(4)

Machine shop, we customize any welding job and we do fabrication on any steel, welding repairs and prototypes MACHINING CNC WELDING FABRICATOR COUSTOMIZE

+1 860-355-3895Website
Loves Park, Illinois

Ford Tool & Machining provides expert services for all of your metalworking needs including precision steel tooling, carbide tooling, precision machining, Wire EDM and Ram EDM Machining.

+1 815-633-5727Website
Franklin, North Carolina4.2(39)

Franklin Machine Co. offers steel fabrication, custom welding, steel supply, truck beds & heavy equipment repair in Franklin, NC. Serving WNC since 1940.

+1 828-524-2313Website
Russellville, Alabama4.9(8)

Committed to producing superior fabrications and providing prompt delivery at competitive prices.

+1 256-332-6652Website
Oakland, California4.0(4)

Turn to our company when you need centerless, surface, cylindrical, and Blanchard grinding from our experts. We also provide steel polishing services.

+1 510-261-5557Website
Belleville, Michigan5.0(1)

Expert CNC machining & custom parts manufacturing. Delivering precision solutions for automotive & steel industries with rapid turnaround. 🏭✨

+1 734-699-2013Website
Gladwin, Michigan

Gladwin Machine is Michigans full service CNC machine shop. Our machinists work with stainless, tool & regular steels as well as plastic & exotic materials.

+1 989-426-8753Website
Kansas City, Missouri4.0(4)

Goebel Machine Service, Inc. offers top-notch precision machining, welding, and fabrication services for various industrial needs in Kansas City, MO. If you're facing issues with worn or broken parts, shafts, or machines, our expert team will have you back up and running in no time. We provide custom solutions with minimal downtime and maximum profitability, utilizing materials like steel, aluminum, brass, and bronze. Additionally, our shop-produced tools like Expandable Grinder Plugs and St

+1 816-842-0236Website
Youngsville, New York5.0(3)

Exotic Metals and Stainless Steel Machining for Food Extrusion & Polymer Processing Equipment 40 years combined experience machining Hastelloy, Inconel, ...

+1 845-866-5869Website
Warrington, Pennsylvania

Founded in 1975, Gross Machine, Inc is a precision CNC turning and milling shop specializing in machining titanium, plastics and stainless steel. Our capabilities include prototyping, production and assembly. Our facility is fully air conditioned with a quality department to assure accuracy and repeatability of the machinery. Our company is about friendly customer service and quick on quotes.

215-491-7077Website
Rolla, Missouri5.0(8)

Contact Independent Steel & Machine LLC You can contact us via email, mail, or phone. Below you will find a map, our contact information as well as a contact form if you prefer to email us. Rest assured we will do everything we can to get back with you as quickly as possible. Independent Steel

+1 573-578-4605Website

Frequently Asked Questions

What materials do CNC shops use for steel machining?
Carbon and alloy steels are workhorses of the machining world, offering a broad range of hardness, toughness, and cost options. CNC shops machine steel grades such as 1018, 4140, and 4340 for shafts, gears, tooling, and heavy structural parts where strength is paramount. Typical applications include: Shafts and gears, Tooling and fixtures, Structural machine components, Agricultural and construction equipment parts.
How do I choose a CNC shop for steel parts?
Look for shops with documented experience machining steel, relevant certifications (ISO 9001, AS9100 for aerospace), and in-house inspection capability. Request sample or first-article inspection reports before committing to production volumes.
What tolerances can CNC shops hold on steel parts?
Most precision CNC shops can hold ±0.001″ (±0.025 mm) tolerances on steel parts as standard. Tighter tolerances down to ±0.0002″ are achievable with specialized equipment and process controls. Confirm tolerance requirements upfront in your RFQ.

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