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Seamless Duplex Stainless Steel Pipes ,ASTM A790 S31803, S32750 , S32760 , S31254, S31304

Categories Duplex Stainless Steel Pipes
Place of Origin: China, India, USA, Korea, UE
Brand Name: YUHONG SPECIAL STEEL
Certification: ABS, LR, GL, DNV, NK, TS, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
MOQ: 100KGS
Price: negotiable
Packaging Details: Ply-wooden Case /Iron Case/ Bundle with plastic Cap
Delivery Time: 10days->
Payment Terms: T/T, L/C
Supply Ability: 1500 tons per month
Model Number: ASTM A790 S31803, S32750 , S32760 , S31254, S31304
Standard: ASTM A789, ASTM A790 , ASTM A928
Material grade: S31803, S32750, S32760, S32304, S31500 , S32205
Surface: Pickled and Annealed
NDT: Eddy Current Test , Hydrostatic TEST, UT
Company Info.
Yuhong Group Co.,Ltd
Verified Supplier
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    Seamless Duplex Stainless Steel Pipes ,ASTM A790 S31803, S32750 , S32760 , S31254, S31304

    Seamless Duplex Stainless Steel Pipes ASTM A789 S31803 (2205 / 1.4462), UNS S31803


    Yuhong Holding Group is one of the largest Procurement Engineering and Contracting Group companies in China, Our group branch company and factory have been already approved by :ABS, DNV, GL, BV, PED 97/23/EC, AD2000-WO, GOST9941-81, CCS, TS, CNNC, ISO9001-2008, ISO 14001-2004.


    Standards: ASTM/ASME A789/SA789, A790/SA790,A450,A530

    Material: UNS S31803(Cr22Ni5Mo3/1.4462)/2205,UNS S32750(1.4410),UNS S31500(Cr18NiMo3Si2),

    UNS32760(1.4501)


    Chemical Composition


    Grade

    C

    max

    Si

    max

    Mn

    max

    P

    max

    S

    max

    Cr

    Ni

    Mo

    N

    UNS S32750

    0.030

    0.8

    1.2

    0.030

    0.015

    24.0-26.0

    6.0-8.0

    3.0-5.0

    0.24-0.32

    UNS S31803

    0.030

    1.0

    2.0

    0.020

    0.020

    21.0-23.0

    4.5-6.5

    2.5-3.5

    0.08-0.20

    UNS S31500

    0.030

    1.0

    1.2-2.0

    0.030

    0.030

    18.0-19.0

    4.5-5.5

    2.5-3.5

    0.05-0.10


    Physical Properties


    Grade

    Y.S.MPa min

    T.S.Mpa min

    Elongation %

    Hardness HRC

    UNS S32750

    550

    800

    15

    20

    UNS S31803

    450

    620

    25

    20

    UNS S31500

    440

    630

    30

    20


    Duplex Stainless Steel Pipe Application:


    Chemical processing, Transport and Storage.

    Oil and gas exploration and offshore rigs.

    Oil and gas refining.

    Marine environments.

    Pollution control equipment.

    Pulp and paper manufacturing

    Chemical process Plant


    Quality Seamless Duplex Stainless Steel Pipes ,ASTM A790 S31803, S32750 , S32760 , S31254, S31304 for sale
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