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Steel & Alloy CNC Machining – Strength, Wear Resistance, Reliability

High-quality steel and alloy steel machining for demanding applications. 4140, 4340, 1215, and more. Tight tolerance control. Heat treatment and surface finishing available.

"Steel is our daily bread — from hydraulic shafts to heavy-duty gears. We know how to make it strong and precise." — Borway Production Team

Custom Steel CNC Turning Part

55+

Production Machines

±0.005mm

Tolerance Control

20–80mm

Turning Diameter

Prototype to Mass

Production Support

Steel & Alloy Grades We Machine

We machine carbon steel, alloy steel, and tool steel grades for heavy-duty and precision applications.

4140 Alloy Steel

High strength, toughness, and wear resistance — ideal for shafts and heavy-duty components.

4340 Alloy Steel

High fatigue strength. Used in aerospace, automotive, and heavy machinery.

1215 Carbon Steel

Free-machining grade. Excellent machinability for high-volume production.

12L14 Carbon Steel

Lead-added free-machining steel for complex turned parts.

Actual Steel Parts We've Delivered

Real production photos — not stock images.

High Volume Stainless Steel Turned Components 41404140
Industrial equipment · 1000 pcs
4340 gear Precision Steel CNC Turned Component4340 Alloy Steel
First order· 500 pcs each
1215 fitting 1215 Alloy Steel
High volume · 5000 pcs

Why Engineers Trust Us for Steel Machining

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Heat Treatment Experience

We work with trusted partners for annealing, hardening, tempering, and case hardening.

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High-Volume Capability

Steel runs are stable and repeatable — from 100 to 10,000 pieces.

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100% Critical Inspection

Every critical dimension checked. Hardness testing available.

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Direct Engineer Access

Talk to the team who machines your parts — not a sales middleman.

Steel & Alloy CNC Capabilities

  • ✓ 3/4/5‑axis CNC Milling
  • ✓ Precision CNC Turning
  • ✓ Prototype → Small Batch → High Volume
  • ✓ Heat Treatment & Surface Finishing

Typical Precision Parameters

  • ✓ Tolerance: ±0.005mm – ±0.01mm
  • ✓ Turning Diameter: 20–80mm
  • ✓ Swiss Turning: Below 20mm
  • ✓ Surface Finish: Ra 0.8 – 1.6

Where Our Steel Parts Go

Used in industries that demand strength, durability, and wear resistance.

🏭 Heavy Machinery
🚗 Automotive
⚙️ Hydraulic Systems
🛢️ Oil & Gas Equipment
🚜 Agricultural Machinery
🔧 Tooling & Fixtures

Surface Finishes for Steel Parts

We provide a range of post-processing options to improve corrosion resistance, hardness, and appearance.

Black Oxide
Corrosion resistance
Zinc Plating
Rust protection
Nickel Plating
Wear & corrosion resistance
Powder Coating
Thick durable layer
Sandblasting
Uniform matte finish
Need a special finish? Contact us →
High Precision Steel CNC Turned Part

Advanced CNC Manufacturing Facility

Multi-axis mills, Swiss turning, heat treatment, and CMM inspection — all under one roof.

  • ✓ Material certificates & traceability
  • ✓ In-process inspection & hardness testing
  • ✓ Final dimensional report

Frequently Asked Questions

What steel grades do you machine?

We machine 4140, 4340, 1215, 12L14, and more for precision CNC milling and turning applications.

Do you offer heat treatment?

Yes. We work with trusted partners for annealing, hardening, tempering, and case hardening.

What surface finishes do you provide for steel?

Black oxide, zinc plating, nickel plating, powder coating, and bead blasting.

Can you support high-volume steel machining projects?

Yes. Our production facility supports both prototype orders and stable high-volume steel machining.

Send Us a Message

Have a project in mind? Upload your CAD file and our engineering team will review it within 24 hours.

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