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Shanxi Zhongcheng Metal Co., Ltd.

  • China ,Shaanxi
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China TP304 /TP 316L Stainless Steel Precision Pipe OD 1.6mm - 50.8mm ASTM A269
China TP304 /TP 316L Stainless Steel Precision Pipe OD 1.6mm - 50.8mm ASTM A269

  1. China TP304 /TP 316L Stainless Steel Precision Pipe OD 1.6mm - 50.8mm ASTM A269

TP304 /TP 316L Stainless Steel Precision Pipe OD 1.6mm - 50.8mm ASTM A269

  1. MOQ: 100kg
  2. Price: Negotiable (Request a Quote)
  3. Get Latest Price
Supply Ability 10000tons
Delivery Time 15-25days
Supply Capacity 10000tons
Packaging Details Wooden pallets, wooden crates, woven bags, etc.
Country of Origin MADE IN CHAINA
Brand Baosteel,TISCO
Payment Terms T/T,D/P,D/A,Western Union,PayPal
Packaging Wooden Case / Wooden Pallet / Steel Frame / Carton / Woven Bag
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
Certifications ISO/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
Brand Name Baosteel,TISCO
Place of Origin MADE IN CHAINA
Certification EN 10204 Type 3.1 / 3.2 available

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  1. Product Details
  2. Company Details

Product Specification

Supply Ability 10000tons Delivery Time 15-25days
Supply Capacity 10000tons Packaging Details Wooden pallets, wooden crates, woven bags, etc.
Country of Origin MADE IN CHAINA Brand Baosteel,TISCO
Payment Terms T/T,D/P,D/A,Western Union,PayPal Packaging Wooden Case / Wooden Pallet / Steel Frame / Carton / Woven Bag
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
Certifications ISO/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
Brand Name Baosteel,TISCO Place of Origin MADE IN CHAINA
Certification EN 10204 Type 3.1 / 3.2 available
High Light 316L Stainless Steel Precision PipeTP304 Stainless Steel Precision PipeStainless Steel Pipe 50.8mm

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.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller

  • Year Established:

    2010

  • Total Annual:

    20000000-50000000

  • Employee Number:

    50~100

  • Ecer Certification:

    Verified Supplier

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  • Shanxi Zhongcheng Metal Co., Ltd.
  • Room 2, No. 221 Tianzhang Avenue, Fengdong New City, Xi'an, Shaanxi Province
  • https://www.metalsstainlesssteel.com/

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