High Tolerance Stainless Steel Precision Pipe For Hypodermic Needles Sensors
Basic Properties
Place of Origin:
MADE IN CHAINA
Brand Name:
Baosteel，TISCO
Certification:
EN 10204 Type 3.1 / 3.2 available
Model Number:
201 / 202 / 301 / 302 / 303 / 304 / 304L / 305 / 309S / 310S / 316 / 316L / 317 / 317L / 321 / 347 / 409L / 410 / 420 / 430 / 440C / 2205 / 2507
Trading Properties
Minimum Order Quantity:
100kg
Price:
Negotiable (Request a Quote)
Payment Terms:
T/T，D/P，D/A，Western Union，PayPal
Supply Ability:
10000tons
Product Summary
High tolerance stainless steel tube is manufactured with extreme precision, offering exceptional dimensional accuracy and consistency. It is designed for applications where even minor deviations in inner or outer diameter can affect assembly or performance. Available in seamless or welded constructi...
Product Details
Highlight:
High Tolerance Stainless Steel Precision Pipe
,Sensors Stainless Steel Precision Pipe
Country Of Origin:
MADE IN CHAINA
Brand:
Baosteel，TISCO
Certifications:
ISO/EN 10204 Type 3.1 / 3.2 Available
Grade:
201 / 202 / 301 / 302 / 303 / 304 / 304L / 305 / 309S / 310S / 316 / 316L / 317 / 317L / 321 / 347 / 409L / 410 / 420 / 430 / 440C / 2205 / 2507 / 630 (17-4PH)
MOQ:
100kg
Price:
Negotiable (Request A Quote)
Packaging:
Wooden Case / Wooden Pallet / Steel Frame / Carton / Woven Bag
Delivery Time:
15-25days
Payment Terms:
T/T，D/P，D/A，Western Union，PayPal
Supply Capacity:
10000tons
Product Description
High tolerance stainless steel tube is manufactured with extreme precision, offering exceptional dimensional accuracy and consistency. It is designed for applications where even minor deviations in inner or outer diameter can affect assembly or performance. Available in seamless or welded construction, this tube delivers reliability and repeatability.
Key Features:
- Tight tolerance: OD / ID up to ±0.01mm – ±0.03mm
- Surface finish: Ra ≤ 0.3μm (mirror finish available)
- Straightness: ≤ 0.5mm per meter
- Burr-free, clean cut ends
- Seamless or welded & drawn construction
Product Specifications
| Parameter | Details |
|---|---|
| Applicable Standards | ASTM A269, ASTM A213, EN 10216-5, EN 10305-1, JIS G3459 |
| Common Grades | 304 / 304L, 316 / 316L, 321, 310S, 904L |
| OD Range | 1mm – 50mm (customizable) |
| Wall Thickness Range | 0.2mm – 5mm |
| Length | Custom cut from 50mm to 6000mm, or coil |
| Tolerance Class | Precision: ±0.02mm / High Precision: ±0.01mm |
| Process | Cold drawn / Cold rolled / Centerless grinding (optional) |
| Surface Finish | Bright annealed / Electropolished / Matte |
| Delivery Condition | Annealed, hard, or stress-relieved |
Chemical Composition (Typical, %)
| Grade | C | Si | Mn | P | S | Cr | Ni | Mo |
|---|---|---|---|---|---|---|---|---|
| 304 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 18.0-20.0 | 8.0-11.0 | – |
| 304L | ≤0.03 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 18.0-20.0 | 8.0-12.0 | – |
| 316 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 |
| 316L | ≤0.03 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 |
| 321 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 17.0-19.0 | 9.0-12.0 | – |
Third-party test reports (spectral analysis, carbon-sulfur analysis) available upon request.
Mechanical Properties (Annealed Condition)
| Grade | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness (HRB / HV) |
|---|---|---|---|---|
| 304 | ≥520 | ≥205 | ≥35 | ≤90 HRB |
| 304L | ≥480 | ≥175 | ≥35 | ≤90 HRB |
| 316 | ≥520 | ≥205 | ≥35 | ≤90 HRB |
| 316L | ≥480 | ≥175 | ≥35 | ≤90 HRB |
| 321 | ≥520 | ≥205 | ≥35 | ≤90 HRB |
Additional tests: Flattening, flaring, eddy current, hydrostatic, and hardness testing available.
Applications
High tolerance stainless steel tubes are essential in industries where precision and repeatability are critical:
| Industry | Typical Uses |
|---|---|
| Medical Devices | Hypodermic needles, catheters, surgical instruments, endoscope sheaths |
| Aerospace | Hydraulic lines, fuel delivery, sensor housings |
| Electronics & Semiconductor | Gas delivery lines, wafer handling components |
| Automotive | Fuel injection systems, ABS components, sensor sleeves |
| Instrumentation | Pressure gauges, thermowells, analytical equipment |
| Robotics & Precision Machinery | Pneumatic fittings, guide tubes, linear bearings |
Contact Us
For samples, technical datasheets, or a custom quote, please contact us.
Mrs. Zhongcheng Metal
Manager
- Email: zhongcheng@metalsstainlesssteel.com
- Tel: 13309216881
- WhatsApp: 13309216881
-
WeChat:
13363905196
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