Custom Stainless Steel Parts

Professional CNC machining services for precision stainless steel components with superior corrosion resistance, exceptional strength, and versatile applications across demanding industries.

 Superior Corrosion Resistance
 Precision ±0.005″ Tolerances
 Fast 3-7 Day Delivery
Custom Stainless Steel CNC Machining Parts

Why Choose Stainless Steel for CNC Machining?

Stainless steel offers unparalleled advantages for precision machining applications, combining exceptional mechanical properties with outstanding corrosion resistance.

 

Superior Corrosion Resistance

Chromium content (11-18%) forms a protective oxide layer, providing exceptional resistance to rust, oxidation, and chemical corrosion in harsh environments.

 

High Strength & Durability

Excellent tensile strength and impact resistance make stainless steel ideal for demanding applications requiring long-term reliability and performance.

 

Temperature Resistance

Maintains structural integrity and properties across extreme temperature ranges from cryogenic conditions to high-temperature applications up to 2100°F.

 

Easy to Clean & Sterilize

Non-porous surface prevents bacterial growth and allows for thorough cleaning and sterilization, essential for medical and food industry applications.

 

Excellent Machinability

Superior machining characteristics allow for precise tolerances, complex geometries, and exceptional surface finishes with efficient production rates.

 

100% Recyclable

Environmentally sustainable material that can be completely recycled without losing its properties, supporting eco-friendly manufacturing practices.

Stainless Steel Grades & Specifications

We machine a comprehensive range of stainless steel alloys to meet diverse application requirements and performance specifications.

Austenitic Stainless Steels

Stainless Steel 304/304L

Most widely used grade with excellent corrosion resistance and formability. Ideal for food processing, chemical equipment, and architectural applications.

Tensile Strength: 515-620 MPa | Yield Strength: 205-310 MPa

Stainless Steel 316/316L

Superior corrosion resistance with molybdenum addition. Perfect for marine environments, medical devices, and chemical processing.

Tensile Strength: 515-620 MPa | Yield Strength: 205-310 MPa

Stainless Steel 321

Titanium-stabilized grade for high-temperature applications up to 1500°F. Used in aircraft exhaust systems and jet engine components.

Tensile Strength: 515-690 MPa | Max Temp: 815°C

Martensitic & Duplex Steels

Stainless Steel 17-4 PH

Precipitation hardening grade with excellent strength and corrosion resistance. Can be hardened up to 44 HRC for demanding applications.

Tensile Strength: 1170-1310 MPa | Hardness: Up to 44 HRC

Stainless Steel 420

High carbon martensitic grade providing maximum hardness and wear resistance. Ideal for surgical instruments and cutting tools.

Tensile Strength: 655-1900 MPa | Hardness: 50-55 HRC

Duplex 2205

Superior strength and corrosion resistance combining austenitic and ferritic structures. Perfect for severe environments up to 300°C.

Tensile Strength: 620-880 MPa | Yield Strength: 450-650 MPa

Advanced CNC Machining Capabilities

State-of-the-art equipment and proven expertise deliver precision stainless steel components meeting the most demanding specifications.

 

3-Axis & 5-Axis CNC Milling

  •  Complex geometries and contoured surfaces
  •  Tight tolerances ±0.005″ (±0.127mm)
  •  Surface finishes as low as Ra 0.4μm
  •  Part sizes up to 2000mm x 1500mm
 

CNC Turning & Swiss Machining

  •  Precision rotational components
  •  Diameters from 0.5mm to 500mm
  •  Live tooling capabilities
  •  High-volume production efficiency
 

Wire EDM & Sink EDM

  •  Intricate profiles and internal features
  •  Hardened materials up to 65 HRC
  •  Tolerances ±0.002″ (±0.05mm)
  •  No mechanical stress or heat affected zones
 

Quality Assurance

  •  CMM inspection and measurement
  •  ISO 9001:2015 quality standards
  •  Material certification and traceability
  •  First article inspection reports

Surface Finishes & Post-Processing Options

Comprehensive finishing options to enhance performance, aesthetics, and functionality of stainless steel components.

Mechanical Finishes

 

Bead Blasting

Uniform matte finish with controlled surface roughness

 

Polishing

Mirror-like finish from #4 to #8 polish grades

 

Brushed Finish

Directional satin finish for aesthetic applications

Chemical Treatments

 

Passivation

Enhanced corrosion resistance through oxide layer formation

 

Pickling

Removal of heat tint and surface contamination

 

Electropolishing

Micro-smooth surface for pharmaceutical applications

Coating Options

 

Powder Coating

Durable colored finish for enhanced protection

 

PVD Coating

Hard, wear-resistant thin film coatings

 

Anodizing

Decorative and protective oxide coating

Industries & Applications

Stainless steel CNC machining serves critical applications across diverse industries requiring exceptional performance and reliability.

 

Medical & Healthcare

  •  Surgical instruments and implants
  •  Medical device components
  •  Laboratory equipment parts
  •  Pharmaceutical processing equipment
 

Aerospace & Defense

  •  Aircraft structural components
  •  Engine parts and exhaust systems
  •  Landing gear components
  •  Missile and rocket components
 

Food & Beverage

  •  Processing equipment components
  •  Mixing and blending parts
  •  Packaging machinery components
  •  Sanitary valves and fittings
 

Marine & Offshore

  •  Propeller shafts and components
  •  Marine hardware and fittings
  •  Offshore platform components
  •  Subsea equipment parts
 

Chemical Processing

  •  Reactor vessel components
  •  Heat exchanger parts
  •  Pump and valve components
  •  Piping system parts
 

Automotive

  •  Exhaust system components
  •  Engine and transmission parts
  •  Fuel system components
  •  Decorative trim and hardware
CNCALPARTS CNC Machining Factory

Why Choose CNCALPARTS

As a leading Chinese manufacturer specializing in precision stainless steel CNC machining, we combine advanced technology with competitive pricing to deliver exceptional value.

 

15+ Years Experience

Proven expertise in precision stainless steel machining across diverse industries and applications.

 

ISO 9001:2015 Certified

Rigorous quality management system ensuring consistent excellence in every project.

 

Fast Delivery

Prototypes in 3-5 days, production parts in 7-15 days with global shipping capabilities.

 

Competitive Pricing

Direct manufacturer pricing with no middleman markup, offering up to 40% cost savings.

Start Your Project Today

Our Manufacturing Process

Streamlined workflow from initial design to final delivery ensures quality, efficiency, and on-time performance.

1

Design Analysis

Upload CAD files or provide drawings. Our engineers review for manufacturability and provide DFM feedback within 24 hours.

2

Instant Quote

Receive detailed pricing with material specifications, lead times, and manufacturing recommendations for optimal results.

3

Precision Machining

Advanced CNC equipment and skilled machinists produce your parts with strict quality control at every stage.

4

Quality & Delivery

Final inspection, certification, and secure packaging ensure your stainless steel parts arrive ready for use.

Ready to Start Your Stainless Steel Project?

Join thousands of satisfied customers who trust CNCALPARTS for precision stainless steel machining. Upload your design today for an instant quote.

 Upload Files & Get Quote

Request a quote now

Related products display

en_USEnglish

Get a quote