Zhejiang Seamless Pipe Co., Ltd.
                                                                                                           
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ASTM A312 TP904L Stainless Steel Seamless Pipe 1/4"-24" OD 6m Length for Acid Resistance

Price Negotiable
Price: Above 2usd/kg
MOQ: 1pc
Delivery Time: 2 weeks/container
Brand: SMLSCO
Product Description
Product Overview

ASTM A312 TP904L stainless steel seamless pipe offers exceptional acid resistance for demanding industrial applications. This cold-drawn seamless pipe is manufactured to exacting standards with comprehensive certifications.

Key Specifications
Attribute Value
Material 904L (UNS N08904)
Standard ASTM A312
Outside Diameter 1/4" - 24"
Wall Thickness Sch5s - XXS
Length 6 meters
Manufacturing Cold-drawn Seamless
Surface Finish Annealed & Pickled
Certifications ISO 9001, PED
Material Properties
Chemical Composition
Element Content (%)
Nickel (Ni) 23-28%
Chromium (Cr) 19-23%
Molybdenum (Mo) 4-5%
Copper (Cu) 1-2%
Carbon (C) ≤0.02%
Mechanical Properties
Property Value
Tensile Strength ≥490 MPa
Yield Strength ≥220 MPa
Elongation ≥35%
Performance Advantages
Superior Acid Resistance: The high nickel-molybdenum-copper formulation provides exceptional resistance to sulfuric, phosphoric, and organic acids, particularly in concentrated sulfuric acid environments above 70°C.
Weld Zone Stability: Ultra-low carbon content (≤0.02%) prevents carbide precipitation during welding, eliminating sensitization in heat-affected zones.
Corrosion Immunity: Excellent resistance to chloride-induced pitting and stress corrosion cracking (SCC) ensures structural integrity in aggressive media.
Industrial Applications
  • Phosphoric acid fertilizer plants
  • Sulfuric acid production systems
  • Pulp bleaching equipment
  • Seawater desalination units
  • Chlorinated organic chemical transfer lines
Supply Chain Benefits

With 2000 tons of TP904L pipe maintained year-round in standard specifications (Sch10s-80), we offer rapid shipping within two weeks for most orders. Centralized procurement and scaled cold-drawing processes provide cost-efficient solutions for high-corrosion applications.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Zhejiang Seamless Pipe Co., Ltd.
Location No. 501, Changsheng South Road, Jiaxing, Zhejiang, China
Contact Person Lee

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