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
Fort Wayne, Indiana

Industrial Engineering offers tooling manufacture and general machine shop services for the glass, steel, plastic, and rubber industries.

+1 260-478-1514Website
Mooresville, North Carolina3.4(5)

Titanium Machining | Stainless Steel Machining | Five Axis Machining | Inn Tech MFG | Mooresville NC

+1 980-248-3731Website
San Luis Obispo, California5.0(4)

Established in 1985, we provide precision machining and welding of stainless steel, aluminum, titanium and other exotic metals. Located in San Luis Obispo, CA

+1 805-544-4288Website
Denver, Colorado4.5(2)

We cut all materials like aluminum, brass, steels, copper and plastics (eg. ceramic peek) and more difficult to machine materials like titanium and other exotic metals with extreme precision. japrecision-machinin

+1 720-510-1950Website
Richmond, Virginia3.7(3)

Jewett specializes in close tolerance CNC machine work in a variety of materials including steel, stainless steel, aluminum, brass, plastics and composite materials. Cast iron and aluminum castings are a specialty in low to medium volumes.

+1 804-233-9873Website
Chanute, Kansas

LaRue Machine, Inc is a Metal Worker specializing in CNC Production and handling of various materials including stainless steels. Serving industries such as cement, agriculture, and steel fabrication. Located in Chanute, Kansas since 2010.

+1 620-431-3303Website
Hawthorne, California5.0(4)

M&C Precision Machining: Expert machining for aluminum, copper, brass, steel, plastics, and more. High-quality, precision-engineered parts.

+1 310-644-5605Website
Houston, Texas3.0(2)

M&M Service & Distributing specializes in small to medium size machined parts. Disciplined in many materials, carbon steel, plastics, non-ferous, stainless steel, high temp alloys etc. We utilize muti-axis machines wherever possible to improve cycle times, reduce lead times and improve quality.

+1 713-462-0955Website
Houston, Texas4.3(3)

Your single source CNC machining supplier for turnkey steel products, utilizing closed die, open die, aiwc rolled forgings and more. Start your project now!

+1 713-466-9666Website

Founded in 1972, Marmen is a highly regarded subcontractor for original equipment manufacturers (OEMs) specializing in high-precision machining, fabrication, mechanical assembly and auxiliary services for parts of all sizes. Marmen provides its services to companies operating in diverse markets such as aviation and aerospace, steam and gas turbines, wind and hydropower, mining and steel, oil and gas, military and medical industries.

819-379-0443Website
Allenton, Wisconsin

Maysteel offers complex metal fabrication and machining capabilities. Our vertical CNC machining capabilities are ideal for smaller runs and prototypes, and our horizontal CNC machining capabilities support increased efficiency for high volume production. We have experience working with metals such as stainless steel, aluminum, brass, copper and more. For more information, visit our website or call today!

262-251-1632Website
Lafayette, Louisiana

Waterjet cutting, manufacturing, gear cutting, EDM, steel plate

+1 337-288-1325Website
Scottsville, New York5.0(1)

We can cut anything from shim stock all the way up to 1" thick steel plate. Aluminum, Brass, Bronze, Copper, Stainless Steel, Steel, Gold, Silver. If i ...

+1 585-889-4808Website
Huntingdon, Pennsylvania4.0(4)

N.E. Reihart & Sons, Inc. is a steel fabricator and CNC machine shop located in Pennsylvania. Laser & Water Jet Cutting, Milling, Welding, & more.

+1 814-643-0451Website
Palmerton, Pennsylvania

Nansteel Machine & Fabrication is a machine shop located in Palmerton, PA.

+1 610-681-2803Website
Colleyville, Texas4.0(4)

Dallas Fort Worth based contract cnc machining company. We specialize in production of steel and aluminum, super alloys Titanium, Inconel, and Hastelloy.

+1 817-421-2519Website
Bridgeport, Connecticut5.0(1)

Grinding, Blanchard grinding, surface grinding, flat grinding specialists. Tool steel hot rolled steel sales.

+1 203-333-1885Website
Seagrove, North Carolina5.0(3)

Norcar Manufacturing, a precision CNC machine shop offering CNC turning and CNC milling. Materials - aluminum, brass, copper, carbon, alloy and stainless steel, along with castings and forgings. Prototyping to production volumes. Tel: 336-873-7018

+1 336-873-7018Website

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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