High-Precision CNC Machining Service for Stainless Steel

Product Summary: Unionfab specializes in CNC machining of stainless steel grades including 316L and 17-4PH, achieving tolerances of ±0.0002" (±0.005mm) and surface finishes as low as Ra 0.4µm. With ISO 13485:2016 certification for medical devices, we deliver components for medical equipment, automotive systems, and industrial machinery. Our 400+ CNC machines and 100+ engineers ensure consistent quality and rapid turnaround.

Key Selling Points

• Medical-Grade Certification: ISO 13485:2016 certified for stainless steel medical device components.
• Tolerance ±0.0002": Ultra-precise machining for tight-fitting parts like valve bodies and surgical instruments.
• Corrosion-Resistant Materials: 316L and 17-4PH stainless steel for harsh environments.
• Multi-Axis Capability: 5-axis machining for complex geometries with minimal setups.
• Full CMM Inspection: Dimensional report provided with every batch.

Technical Specifications

Models and Options

CNC Milling, CNC Turning, 3/4/5-Axis, EDM, Wire EDM. Custom tooling available for high-volume runs.

Materials and Structure

Stainless steel: 316L, 17-4PH. Also available: aluminum, titanium, brass, copper, engineering plastics. Thin-wall machining down to 1.5mm achievable.

Applications

Medical devices (implants, surgical tools, equipment housings), automotive (exhaust components, sensors), industrial equipment (valves, fittings), food processing machinery.

Customization

Surface passivation, electropolishing, laser marking, assembly. Design for manufacturability (DFM) feedback included.

FAQ

1. Can you machine 316L stainless steel for medical use?

Yes, we are ISO 13485:2016 certified and regularly produce medical-grade stainless steel parts.

2. What is the typical lead time for stainless steel CNC parts?

Standard lead time is 1-5 days, depending on complexity.

3. Do you offer passivation for stainless steel?

Yes, we provide passivation and electropolishing services.

4. Is there a minimum order quantity?

No MOQ – prototypes starting from 1 piece accepted.

5. How do you handle tight tolerances on stainless steel?

We use advanced CAM programming and in-process probing to maintain ±0.0002".

6. What file formats do you accept?

STEP, IGES, STL, SolidWorks.

7. Do you provide material certificates?

Yes, full material traceability certificates available.

8. Can you machine complex internal features?

Yes, our 5-axis capabilities allow intricate internal channels and undercuts.

Inquiry Information

Contact: Rachel Wen
Email: marketing@unionfab.com
Tel/WhatsApp: +86 182-2160-3447
Address: No. 518 Xinzhuan Rd., Building 40, Songjiang High Science Technology Park, Shanghai, China

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