What Are Stainless Steel CNC Turned Parts
Stainless steel CNC turned parts are components meticulously fabricated using Computer Numerical Control (CNC) turning centers. This essential subtractive manufacturing process involves rotating a stainless steel rod or billet against a stationary cutting tool, achieving extremely tight tolerances, high concentricity, and complex, axisymmetric shapes.
At JST Industry, we specialize in manufacturing customized, high-precision stainless steel cnc turned parts. These components are indispensable in applications demanding superior corrosion resistance, high structural strength, and rigorous dimensional accuracy. Whether crafting complex threaded components, precision shafts, sleeves, or critical spare cnc turning steel parts, our advanced multi-axis CNC turning technology ensures products meet the most exacting design specifications.
We offer comprehensive machining solutions utilizing a wide array of stainless steel grades (such as 303, 304, 316, and 17-4PH). JST is committed to delivering reliable, durable, and cost-effective components, helping clients optimize their systems with reliable cnc turning steel spare parts that perform flawlessly under harsh conditions.
Parameters of Stainless Steel CNC Turned Parts
| Parameter | Details |
|---|---|
| Manufacturing Process | CNC Turning (Lathe), Automatic Lathe Machining, Turn-Mill Combination |
| Common Materials | Stainless Steel 303, 304, 316/316L, 17-4PH, 420 |
| Size Range (OD) | φ 1 mm up to φ 400 mm |
| Precision Tolerance | ISO 2768-F (Fine), ISO 2768-m (Medium); up to ±0.005 mm |
| Surface Roughness | Ra 0.8 to Ra 3.2 (Depending on requirement) |
| Standard Surface Finishes | As-machined, Brushed, Polished (Mirror/Satin), Passivated, Bead Blasted, Electroplating (optional) |
| Secondary Operations | Drilling, Tapping, Milling Slots, Knurling, Heat Treatment (Annealing, Hardening) |
| Inspection Equipment | CMM (Coordinate Measuring Machine), Optical Projector, Thread Gauges, Height Gauge |
| Quality Standards | ISO 9001:2015, (Optional: AS9100, IATF 16949) |
| Documentation | Material Test Certificates (MTC), Inspection Reports, PPAP (As required) |
Why Choose JST's Stainless Steel CNC Turned Parts?
Choosing JST Industry guarantees superior quality, high reliability, and exceptional service. The stainless steel cnc turned parts we manufacture offer distinct advantages:
Unmatched Corrosion and Chemical Resistance
Stainless steel components are naturally resilient against oxidation, rust, and chemical degradation. This inherent property, often enhanced by processes like passivation, ensures maximum longevity for your cnc turning stainless steel spare parts in harsh, corrosive operating environments.
Advanced Turn-Mill Integration
Our state-of-the-art CNC machining centers allow for turning, milling, drilling, and tapping to be performed in a single setup. This capability guarantees higher geometric accuracy, reduces handling time, and enables the production of complex, multi-feature parts like internal threads and precise knurling patterns.
Superior Mechanical Strength
We select specific stainless steel alloys (like 316 and 17-4PH) to provide optimal tensile strength, hardness, and durability. These properties are critical for highly stressed applications, ensuring your custom spare cnc turning stainless steel parts maintain structural integrity under continuous load.
Full Material Traceability (MTCs)
We maintain strict quality control protocols, providing comprehensive Material Test Certificates (MTCs) for all batches. This ensures material verification and compliance, essential for regulated sectors like aerospace and medical devices.
Flexible Finishing and Heat Treatment
We offer comprehensive finishing options, including various polishing grades and specialized processes like electroplating. Furthermore, we provide secondary operations such as annealing and hardening to tailor the mechanical properties (like hardness and toughness) of the finished components to your exact application needs.
Typical Industry Applications
Stainless steel CNC turned parts are crucial across key global industries due to their precision, strength, and environmental resilience.
| Industry | Specific Application | Example Parts | Key Requirement |
|---|---|---|---|
| الأجهزة الطبية | Diagnostic sensors, fluid couplers, surgical instruments | Micro-connectors, threaded fittings, complex bone screws | Biocompatibility (316L), surface sterilization, ultra-fine tolerance |
| Aerospace & Defense | Avionics hardware, hydraulic fittings, structural pins | Precision fasteners, valve bodies, sensor casings | High strength-to-weight ratio, temperature stability, AS9100 compliance |
| Oil & Gas / Energy | Downhole tools, metering equipment, valve seats | High-pressure connectors, pump shafts, threaded seals | Extreme corrosion resistance (e.g., 316L), durability, high pressure rating |
| السيارات | Injector nozzles, brake system components, shafts for electric motors | Precision axles, custom fasteners, bushings | High wear resistance, batch consistency, resistance to vibration |
| Electronics & Robotics | Motor shafts, precision alignment pins, sensor housings | Miniature screw components, cooling components, pivot joints | Small footprint, non-magnetic properties (316), high surface finish |
Our Customization Process
Upload & Review
Submit your drawings/3D files. Receive free DFM analysis within 24h.
Quote & Plan
Get a transparent, detailed quotation and production timeline.
Production & QC
Precision CNC machining begins with first-article inspection.
Finishing & Inspection
Apply surface treatments and conduct 100% final quality check.
Delivery & Support
Parts are safely packaged and shipped. Documentation provided.
Help Center
الأسئلة الشائعة
Q: How does JST ensure the dimensional consistency of high-volume stainless steel CNC turned parts?
A: JST employs advanced automated turning centers paired with in-line metrology and rigorous inspection protocols. We utilize Coordinate Measuring Machines (CMMs) and optical comparators for both First Article Inspection (FAI) and continuous statistical process control (SPC) throughout the batch production process. This process ensures that every one of your stainless steel CNC-machined parts meets the required specifications.
Q: Can JST perform secondary operations like milling and heat treatment on my components?
A: Yes. Our capabilities extend beyond standard turning. We routinely perform secondary operations such as drilling, tapping, knurling, and milling slots using our multi-axis machines. We also manage external heat treatment processes like annealing and hardening to achieve the specific mechanical properties required by your application.
Q: What file types do you accept for quotations of stainless steel CNC turned parts?
A: To provide the most accurate quote for your stainless steel CNC turned parts, we require both 2D drawings (PDF/DWG format) detailing tolerances and finish requirements, as well as 3D model files (STEP/IGES preferred) for tooling path generation.
Q: What is the typical lead time for a small-to-medium batch order?
A: Lead times vary based on material availability, part complexity, and required secondary operations (like specialized heat treatment or plating). Typically, we can deliver small to medium batch orders within 3 to 4 weeks after order confirmation and material procurement. We offer expedited services for urgent prototype needs.
Q: What are the benefits of choosing stainless steel over other materials for CNC turned parts?
A: The primary benefits of stainless steel CNC turned parts include excellent corrosion resistance, high strength, good temperature resistance, and a hygienic, aesthetically pleasing surface. This makes them ideal for applications exposed to moisture, chemicals, high stress, or requiring frequent cleaning.
Q: What information do I need to provide to get a quote for custom stainless steel CNC turned parts?
A: For the most accurate quote, please provide:
1) Detailed 2D engineering drawings or 3D CAD models (STEP, IGS formats) with all critical dimensions and tolerances;
2) Your preferred stainless steel grade;
3) The required quantity (prototype or production run);
4) Desired surface finish;
and 5) Any specific certification needs (e.g., material traceability).
Q: Can you machine other types of steel besides stainless steel?
A: Yes. While we specialize in precision stainless steel turning, our facilities are fully equipped to machine a wide range of materials, including carbon steel, alloy steel, aluminum, brass, and plastics. We can advise on the best material for your specific application.
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