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Phone Number : 0086-21-31261985
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UNS S32750 Super Duplex Stainless Steel Pipe Seamless Cold Drawn ASTM A790 Certified Corrosion Resistant

Place of Origin Shanghai, China
Brand Name TOBO
Certification ISO/TUV/SGS
Model Number UNS S32750 / 2507
Minimum Order Quantity 1 PC
Price Negotiable
Packaging Details Standard Shipping Package
Delivery Time 15-30 Workdays
Payment Terms T/T,Western Union
Supply Ability 10 Ton/Month
Product Details
Grade UNS S32750 (2507 / 1.4410) Outer Diameter 6mm - 710mm
Wall Thickness 0.5mm - 50mm Length 5.8m / 6m Or Custom Cut Length
Standard ASTM A790 / ASME SA790 / ASTM A789 Type Seamless Cold Drawn / Hot Rolled
Surface Pickling, Polished, Bright Annealed Application Offshore Oil & Gas, Desalination, Chemical Processing, Heat Exchanger, Marine Engineering
End Type Plain End, Beveled End
Highlight

Super Duplex 2507 Seamless Pipe

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ASTM A790 S32750 High Strength

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ISO TUV SGS Certified Supplier

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Product Description
UNS S32750 Super Duplex Stainless Steel Pipe ASTM A790 SA790 2507 Grade Seamless ISO TUV SGS Certified
UNS S32750 Super Duplex Stainless Steel Pipe ASTM A790 2507 Grade

UNS S32750 (2507) is a super duplex stainless steel designed for demanding applications requiring exceptional strength and corrosion resistance. With higher chromium, molybdenum, and nitrogen content than standard duplex grades, it delivers superior performance in aggressive chloride-rich environments including seawater, brine, and acidic media.

Chemical Composition
Grade C max Si max Mn max P max S max Cr Ni Mo N
UNS S32750 0.030 0.80 1.20 0.035 0.020 24.0-26.0 6.0-8.0 3.0-5.0 0.24-0.32
Mechanical Properties
Grade Yield Strength (MPa) Tensile Strength (MPa) Elongation (%) Hardness (HRC)
UNS S32750 ≥550 ≥795 ≥15 ≤32
Key Features
  • PREN (Pitting Resistance Equivalent Number) exceeding 40 for superior chloride resistance
  • Outstanding resistance to stress corrosion cracking, pitting, and crevice corrosion
  • High mechanical strength allowing thinner wall designs and weight savings
  • Excellent fatigue resistance for dynamic loading applications
  • Good weldability with appropriate welding procedures and consumables
Applications

Ideal for offshore oil and gas platforms, subsea piping systems, seawater cooling systems, desalination plants, chemical processing equipment, flue gas desulfurization systems, and high-pressure hydraulic tubing where maximum corrosion resistance is required.

Quality Assurance

Strict quality control including PMI testing, chemical analysis, tensile testing, impact testing, hydrostatic testing, ultrasonic testing, and corrosion testing per ASTM G48. Full Mill Test Certificate and ISO TUV SGS third party certifications available.