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Stainless Steel CNC Machining

High tensile strength, corrosion and temperature resistant. Stainless steel alloys have high strength, ductility, wear and corrosion resistance. They can be easily welded, machined and polished.

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Premium Stainless Steel Materials for Every Application

We machine all common stainless steel grades, each selected for optimal performance in your specific application requirements.

AUSTENITIC

304 Edelstahl

The most versatile and widely used stainless steel grade. Excellent corrosion-resistant and formability.

Zugfestigkeit 73,200 psi
Hardness 201 HB
Bearbeitbarkeit 45%
Korrosionsbeständigkeit Ausgezeichnet
FOOD PROCESSING CHEMICAL ARCHITECTURE
MARINE GRADE

316/316L Stainless Steel

Superior corrosion resistance, especially against chlorides and marine environments.

Zugfestigkeit 79,800 psi
Hardness 217 HB
Bearbeitbarkeit 36%
Korrosionsbeständigkeit Superior
MEDICAL MARINE HARDWARE PHARMACEUTICAL
FREE-MACHINING

303 Stainless Steel

Enhanced machinability through sulfur addition. Ideal for high-volume precision components.

Zugfestigkeit 90,000 psi
Hardness 228 HB
Bearbeitbarkeit 78%
Korrosionsbeständigkeit Gut
FITTINGS SHAFTS GEARS
PRECIPITATION HARDENING

17-4 PH Edelstahl

Achieves exceptional strength through heat treatment while maintaining good corrosion resistance.

Zugfestigkeit 190,000 psi
Hardness 388 HB
Bearbeitbarkeit 50%
Korrosionsbeständigkeit Gut
AEROSPACE TURBINE BLADES NUCLEAR
MARTENSITIC

410 Stainless Steel

Heat-treatable grade with moderate corrosion resistance. Excellent for strength and wear.

Zugfestigkeit 180,000 psi
Hardness 415 HB
Bearbeitbarkeit 54%
Korrosionsbeständigkeit Mäßig
VALVES PUMP PARTS FASTENERS
DUPLEX

Duplex 2205 Stainless Steel

Exceptional strength and corrosion resistance. Ideal for oil & gas and chemical applications.

Zugfestigkeit 116,000 psi
Hardness 293 HB
Bearbeitbarkeit 30%
Korrosionsbeständigkeit Exceptional
OIL & GAS DESALINATION HEAT EXCHANGERS
Material Guide

Rostfreier Stahl Grades

Core comparison for CNC machining.

Klasse Tensile Hardness Korrosion Bearbeitung

Need Help Specifying Tolerances?

Our engineers can review your design and recommend optimal tolerances that balance precision requirements with cost efficiency.

Request Free DfM Review

Stainless Steel CNC Parts Across Industries

Custom machining solutions designed specifically to each industrial sector's needs.

Luft- und Raumfahrt

Aerospace & Defense

AS9100D quality machining for non-failure parts during flight. We satisfy strict requirements concerning engines, struts, and electronics housings.

Materials Used:
17-4 PH, 15-5, 304L, Custom 455
Medical

Medizinische Geräte

FDA-approved surgical instruments and diagnostic machines. Full material traceability and documentation provided for every single component.

Materials Used:
316L, 304, 17-4 PH, Nitronic 60
Food

Food & Beverage

Sanitary quality complying with FDA and 3-A standards. Electropolished surfaces ensure hygienic food processing and easy maintenance.

Materials Used:
304, 316 (Food Grade)
Oil

Oil & Gas

High-performance components for extreme environments. Corrosion-resistant valves, fittings, and drilling equipment built for longevity.

Materials Used:
316, Duplex 2205, Super Duplex
Automobilindustrie

Automobilindustrie

Precision components for exhaust systems and sensors. We maintain the rigorous quality standards of IATF 16949 for all parts.

Materials Used:
304, 409, 430, 17-4 PH
Robotik

Robotik und Automatisierung

Precision parts for robotic systems and actuators. Close tolerances ensure the highest performance in motion control devices.

Materials Used:
303, 304, 17-4 PH, 440C

Precision Stainless Steel Machining Capabilities

State-of-the-art technology and skilled personnel for intricate stainless steel parts.

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5-Axis CNC Milling

Highly complex geometries and undercuts can be done in one go. It diminishes lead time and boosts precision for detailed stainless steel parts.

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CNC Turning & Swiss Screw Machining

Components with high precision are turned and then live tooling applied. Swiss type machines are employed for long and slim parts with superb concentricity.

Wire EDM & Sinker EDM

Intricacies and extremely close tolerances in hardened stainless steel. It can be used for tooling and aerospace parts which are complicated.

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Oberflächenveredelung

Passivation, electropolishing, bead blasting, and mirror polish. Full in-house finishing for parts which are ready for production.

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CMM Inspection

Zeiss CMM instruments for size confirmation. First Article Inspection (FAI) reports and complete PPAP documentation.

Tolerance Capabilities

FEATURE TYPE STANDARD PRECISION
Linear Dimensions±0.005"±0.0005"
Bohrungsdurchmesser±0.002"±0.0002"
Oberflächengüte (Ra)63 μin8 μin
Flatness0.002"/in0.0005"/in
Concentricity0.002" TIR0.0005" TIR
Thread Class2A/2B3A/3B
Surface Finish Reference Chart

Surface Finish Reference Chart

Visual RA (MM) RA (MIN) N Grade Ausführung Typ Typical Process
Mirror Polish Visual 0.1 4 N3 Mirror Polish
Lapping Superfinishing
Fine Polish Visual 0.2 8 N4 Fine Polish
Fine Grinding Polieren
Smooth Visual 0.4 16 N5 Smooth
Precision Grinding Honing
Fine Visual 0.8 32 N6 Fine
Fine Milling Grinding
Medium Visual 1.6 63 N7 Medium (Standard)
Standard CNC Milling Turning
As-Machined Visual 3.2 125 N8 As-Machined
Standard Milling Rough Turning
Rough Visual 6.3 250 N9 Rough
Heavy Milling Sawing
Very Rough Visual 12.5 500 N10 Very Rough
Rough Machining Sand Casting

Conversion Formulas (Industry Standard)

RMS ≈ Ra × 1.11
Rz ≈ Ra × 4 (typical)
Ra (μin) = Ra (μm) × 39.37
Ra (μm) = Ra (μin) × 0.0254

Custom Stainless steel parts

Stainless steel is a fully recyclable alloy composed of iron, carbon and between 11-18% chromium. This hardens and toughens the steel, increasing its corrosion resistance at high temperatures and preventing rust. Stainless steel is very strong, resistant to corrosion, easy to clean and sterilize—especially useful for medical equipment—resistant to extreme temperatures and great for welding. Our CNC machining services enable you to create custom stainless steel parts for many applications across industries such as energy, medical technology, agricultural, industrial automation, machinery, robotics and construction. With us, your parts are machined directly from the information of a CAD file and a technical drawing, both of which can be uploaded onto our platform.

Stainless steel machine shops

Our broad network of manufacturing partners includes over 240 stainless steel machine shops. This impressive production capacity and variety of machinery let us produce highly complex parts and fulfill nearly every order. Our machine shops can produce custom Stainless steel parts with CNC-Drehen machines and 3- and 5-axis CNC milling machines. Our machine shops offer 11 different types of stainless steel: Stainless steel 304, Stainless steel 316, Stainless steel 303, Stainless steel 17-4PH, Stainless steel 416, Stainless steel 2205 Duplex, Stainless steel 420, Stainless steel 440C, Stainless steel 430, Stainless steel 301, und Stainless steel 15-5.

Stainless steel CNC machining services

We offer a complete stainless steel CNC machining service and can produce complex stainless steel parts with 11 different types of stainless steel. Stainless steel parts are great for applications that require high strength, corrosion resistance, heat tolerance, impact resistance, and overall versatility. We operate almost every kind of CNC mill and turning center, and are able to machine whatever you need, from simple, 'as-machined' workholdings to complex, organic geometries with tight tolerances. With our stainless steel CNC machining services, you can choose between 9 different post-processing/surface finishing options, which include bead blasting, polishing, brushing, powder coating and electroless nickel plating.

常见问题解答

Frequently asked questions

The cost of CNC machining stainless steel depends on the complexity and size of the part and the type of stainless steel that is used. These variables will affect the type of machine that is required, the time it takes to produce the part, and the cost of the raw material.

We use machine learning algorithms to calculate the exact cost of any machinable part directly from a CAD file, based on millions of CNC machining orders we've previously processed. Simply upload a CAD file to generate a quote: get an Sofortiges Angebot für CNC-Bearbeitung.

Stainless steel machining is a manufacturing process that involves cutting a piece of raw stainless steel until a final desired shape or object remains. A CNC machine cuts parts out of raw pieces of Stainless steel with a milling tool with high accuracy and precision, allowing for complex geometries and complicated custom parts.