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    Huzhou Yinhuan Stainless Steel Co., Ltd.

    Address : Changchao Ind. zone, Hefutown, Huzhou city, Zhejiang, China

    Email : yhstainless@163.com

    Tel : +86-572-3733568

Duplex Stainless Steel

Duplex Stainless Steel

Grades

S31803/S32750, S32750
Products introduction:
Duplex Stainless Steel(Ferritic/Austenitic Stainless Steel) for services general corrosion
Resistance ,with particular emphasis on resistance to stress corrosion cracking. These steels are susceptible to embrittlement if used for prolonged periods at elevated temperatures.
   
Specifications
ASTM A789 Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service
ASTM A790 (ASME SA790) Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe
GB/T 21832-2008 Austenitic--Ferritic(duplex) grade stainless steel welded tubes and pipes
GB/T 21833-2008 Austenitic-Ferritic (duplex) grade stainlee steel seamless tubes and pipes    
 
Features
1.Superior resistance to general and local corrosion, especially to stress corrosion, pitting corrosion, crevice corrosion, corrosion fatigue and abrasion & corrosion.
2.Good weldability
3.Good mechanical properties
4.Excellent intergranular corrosion resistance
5.High cost-effectiveness, long life time
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