TP304 /TP 316L Stainless Steel Precision Pipe OD 1.6mm - 50.8mm ASTM A269
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
ASTM A269 precision stainless steel pipe is manufactured to the strict requirements of the ASTM A269 standard, which covers seamless and welded austenitic stainless steel tubing for general corrosion-resistant and high-temperature service. This pipe offers excellent dimensional accuracy, clean ...
Product Details
Highlight:
316L Stainless Steel Precision Pipe
,TP304 Stainless Steel Precision Pipe
,Stainless Steel Pipe 50.8mm
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
ASTM A269 precision stainless steel pipe is manufactured to the strict requirements of the ASTM A269 standard, which covers seamless and welded austenitic stainless steel tubing for general corrosion-resistant and high-temperature service. This pipe offers excellent dimensional accuracy, clean internal surfaces, and reliable mechanical properties, making it ideal for instrumentation, medical, and other precision applications.
Key Features:
- Compliant with ASTM A269 standard
- Seamless or welded & drawn construction
- Tight tolerance: OD up to ±0.05mm (precision grades available)
- Smooth internal surface – no scale or contamination
- Bright annealed finish
- Suitable for bending, flaring, and swaging
Product Specifications
| Parameter | Details |
|---|---|
| Applicable Standard | ASTM A269 (also compliant with ASME SA269) |
| Common Grades | TP304 / 304L, TP316 / 316L, TP321, TP310S |
| Construction Type | Seamless (SMLS) or Welded & Drawn (W&D) |
| OD Range | 1.6mm – 50.8mm (1/16″ to 2″) |
| Wall Thickness Range | 0.5mm – 5mm (0.020″ to 0.200″) |
| Length | Up to 6m straight lengths, or custom cut |
| Tolerance | Standard: ±0.08mm / Precision: ±0.03mm – ±0.05mm |
| Process | Cold drawn / Cold rolled + Bright annealing |
| Surface Finish | Bright annealed (internal & external) |
| Delivery Condition | Annealed – ready for bending and fabrication |
Chemical Composition (Typical, % per ASTM A269)
| Grade | C | Si | Mn | P | S | Cr | Ni | Mo |
|---|---|---|---|---|---|---|---|---|
| TP304 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 18.0-20.0 | 8.0-11.0 | – |
| TP304L | ≤0.035 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 18.0-20.0 | 8.0-12.0 | – |
| TP316 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 |
| TP316L | ≤0.035 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 |
| TP321 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 17.0-19.0 | 9.0-12.0 | – |
ASTM A269 requires lower carbon content in “L" grades for improved weldability and corrosion resistance.
Mechanical Properties (Annealed, per ASTM A269)
| Grade | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness (HRB / HV) |
|---|---|---|---|---|
| TP304 | ≥515 | ≥205 | ≥35 | ≤90 HRB |
| TP304L | ≥485 | ≥170 | ≥35 | ≤90 HRB |
| TP316 | ≥515 | ≥205 | ≥35 | ≤90 HRB |
| TP316L | ≥485 | ≥170 | ≥35 | ≤90 HRB |
| TP321 | ≥515 | ≥205 | ≥35 | ≤90 HRB |
Additional Requirements per ASTM A269
| Test | Requirement |
|---|---|
| Flattening Test | No cracks after flattening to specified height |
| Flaring Test | No cracks after flaring |
| Hydrostatic Test | Leak-free at specified pressure |
| Eddy Current Test | NDT – no defects |
Applications
ASTM A269 precision stainless steel pipe is specified for applications requiring cleanliness, corrosion resistance, and dimensional precision:
| Industry | Typical Uses |
|---|---|
| Instrumentation | Pressure gauges, temperature sensors, analytical instruments |
| Medical Devices | Surgical instruments, endoscope tubing, catheters |
| Semiconductor | High-purity gas lines, wafer handling equipment |
| Food & Beverage | Hygienic process lines, dairy equipment |
| Pharmaceutical | Clean steam lines, WFI (water for injection) systems |
| Aerospace | Hydraulic and fuel lines |
| General Industrial | Heat exchangers, condensers, chemical processing lines |
Why ASTM A269?
| Advantage | Benefit |
|---|---|
| Strict chemical limits | Better corrosion resistance and weldability |
| Annealed condition | Ready for bending, flaring, and swaging |
| Internal cleanliness | No contamination in sensitive systems |
| Wide acceptance | Recognized globally in specification sheets |
| Traceability | Full mill test reports (MTR) available |
Contact Us
For samples, mill test reports (MTR), 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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