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Shanxi Zhongcheng Metal Co., Ltd.

  • China ,Shaanxi
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China ASTM A312 SA312 Stainless Steel Seamless Pipe Acid Resistant For Chemical
China ASTM A312 SA312 Stainless Steel Seamless Pipe Acid Resistant For Chemical

  1. China ASTM A312 SA312 Stainless Steel Seamless Pipe Acid Resistant For Chemical

ASTM A312 SA312 Stainless Steel Seamless Pipe Acid Resistant For Chemical

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

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  1. Product Details
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Product Specification

Payment Terms T/T,D/P,D/A,Western Union,PayPal Supply Ability 10000tons
Delivery Time 15-25days Packaging Details Wooden pallets, wooden crates, woven bags, etc.
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 Packaging Wooden Case / Wooden Pallet / Steel Frame / Carton / Woven Bag
Supply Capacity 10000tons Brand Name Baosteel,TISCO
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 Certification EN 10204 Type 3.1 / 3.2 available
Place of Origin MADE IN CHAINA
High Light ASTM SA312 Stainless Steel Seamless PipeStainless Steel Seamless Pipe Acid ResistantASTM A312 Stainless Steel Pipe Seamless

The ASTM A312 Pipe for Chemical Processing is manufactured in accordance with the internationally recognized ASTM A312 standard, which specifies seamless, straight-seam welded, and heavily cold-worked welded austenitic stainless steel pipes. Designed specifically for high-corrosion and high-temperature service in chemical plants, this pipe offers excellent resistance to a wide range of aggressive media, including acids, alkalis, solvents, and chemical intermediates. Its seamless construction ensures uniform wall thickness, no weld-related defects, and reliable performance under pressure.

Product Specifications
Parameter Details
Standards ASTM A312 / ASME SA312
Available Grades 304, 304L, 304H, 316, 316L, 316H, 316Ti, 317L, 321, 321H, 347, 347H, 310S
Outer Diameter 6 mm – 610 mm (1/8″ – 24″ NPS)
Wall Thickness Schedule 5S, 10S, 40S, 80S, 160, XXS; or custom
Length Fixed lengths 3m / 6m, or random lengths upon request
Manufacturing Process Seamless – Cold drawn / Hot rolled
Surface Finish Annealed, pickled, passivated
End Finish Plain ends, beveled ends, threaded, or grooved
Chemical Composition
Grade C ≤ Si ≤ Mn ≤ P ≤ S ≤ Cr Ni Mo Others
304L 0.03 0.75 2.00 0.045 0.030 18.0-20.0 8.0-12.0
316L 0.03 0.75 2.00 0.045 0.030 16.0-18.0 10.0-14.0 2.0-3.0
317L 0.03 0.75 2.00 0.045 0.030 18.0-20.0 11.0-15.0 3.0-4.0
321 0.08 0.75 2.00 0.045 0.030 17.0-19.0 9.0-12.0 Ti ≥ 5*C
347 0.08 0.75 2.00 0.045 0.030 17.0-19.0 9.0-13.0 Nb ≥ 8*C
310S 0.08 0.75 2.00 0.045 0.030 24.0-26.0 19.0-22.0
Composition per ASTM A312 requirements. Low carbon (L) grades provide enhanced weldability and intergranular corrosion resistance.
Mechanical Properties
Grade Tensile Strength (MPa) min Yield Strength (MPa) min Elongation (%) min Hardness (HB) max
304L 485 170 40 201
316L 485 170 40 217
317L 515 205 40 217
321 515 205 40 217
347 515 205 40 217
310S 515 205 40 217
Tested in accordance with ASTM E8 / E8M.
Key Features for Chemical Processing
  • ASTM A312 Compliance – Meets strict industry standards for chemical service
  • Wide Chemical Compatibility – Resistant to organic and inorganic acids, caustics, salts, and solvents
  • Excellent Corrosion Resistance – Molybdenum grades (316/317L) excel in chloride and reducing acid environments
  • Stabilized Grades Available – 321 and 347 prevent intergranular corrosion after welding
  • High-Temperature Performance – 310S for extreme heat applications (up to 1150°C)
  • Pressure Integrity – Seamless design eliminates weld seam as a potential failure point
  • Passivated Surface – Enhances corrosion resistance and maintains product purity
Applications
  • Chemical Reactors – Feed and discharge piping
  • Heat Exchangers – Shell and tube, cooling coils
  • Distillation Columns – Liquid and vapor transfer lines
  • Storage Tank Piping – Transfer and circulation systems
  • Acid Handling Systems – Sulfuric, nitric, phosphoric, acetic acid service
  • Caustic Service – Sodium hydroxide and other alkaline media
  • Solvent Transport – Organic and inorganic solvent pipelines
  • Pharmaceutical Intermediates – High-purity process lines
  • Fertilizer Production – Ammonia and urea service
Contact Us

For inquiries, technical datasheets, or custom sizes, please contact our sales team.

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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