Yuhong Group Co.,Ltd
Zhejiang Yuhongwell Steel Co.,Ltd

Zhejiang Zhongwu Tube Manufacturing Co.,Ltd

 

 

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Home ProductsDuplex Stainless Steel Pipes

Duplex Stainless Steel Pipe, ASTM A790 S31803 (2205 / 1.4462), UNS S32750(1.4410) UNS32304, UNS32760

Duplex Stainless Steel Pipe, ASTM A790 S31803 (2205 / 1.4462), UNS S32750(1.4410) UNS32304, UNS32760

    • Duplex Stainless Steel Pipe, ASTM A790 S31803 (2205 / 1.4462), UNS S32750(1.4410) UNS32304, UNS32760
    • Duplex Stainless Steel Pipe, ASTM A790 S31803 (2205 / 1.4462), UNS S32750(1.4410) UNS32304, UNS32760
    • Duplex Stainless Steel Pipe, ASTM A790 S31803 (2205 / 1.4462), UNS S32750(1.4410) UNS32304, UNS32760
    • Duplex Stainless Steel Pipe, ASTM A790 S31803 (2205 / 1.4462), UNS S32750(1.4410) UNS32304, UNS32760
    • Duplex Stainless Steel Pipe, ASTM A790 S31803 (2205 / 1.4462), UNS S32750(1.4410) UNS32304, UNS32760
    • Duplex Stainless Steel Pipe, ASTM A790 S31803 (2205 / 1.4462), UNS S32750(1.4410) UNS32304, UNS32760
    • Duplex Stainless Steel Pipe, ASTM A790 S31803 (2205 / 1.4462), UNS S32750(1.4410) UNS32304, UNS32760
  • Duplex Stainless Steel Pipe, ASTM A790 S31803 (2205 / 1.4462), UNS S32750(1.4410) UNS32304, UNS32760

    Product Details:

    Place of Origin: China, USA, Korea, UE
    Brand Name: YUHONG
    Certification: ABS, LR, GL, DNV, NK, TS, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
    Model Number: ASTM A790 S31803 (2205 / 1.4462), UNS S32750(1.4410) UNS32304, UNS32760

    Payment & Shipping Terms:

    Minimum Order Quantity: 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
    Detailed Product Description
    Material Grade: S31803 (2205 / 1.4462), UNS S32750(1.4410) UNS32304, UNS32760, S32304, S31500, S31254, 253MA Standard: ASTM A789 , ASTM A790 , ASTM A928
    Size: 1/4" To 24" Of OD , SCH10S , SCH10, SCH20, SCH30, SCH40S , SCH40, SCH60 , SCH80 , SCH100, SCH120, SCH160 SCH XXS SCH XS NDT: EDDY CURRENT TEST , HYDROSTATIC TEST, UT

    Duplex Stainless Steel Pipe,Seamless, ASTM A790 S31803 (2205 / 1.4462), UNS S32750(1.4410) UNS32304, UNS32760

     

     

     

    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 

     

    Some of the quality tests carried out by us includes:

    Corrosion Test Conducted only when specially requested by the client
    Chemical Analysis Test done as per required quality standards
    Destructive / Mechanical Testing Tensile | Hardness | Flattening | Flare | Flange
    Reverse-bend and Re. flat tests Carried out in full compliance with relevant standards & ASTM A-450 and A-530 norms, which ensures trouble-free expansion, welding & use at customers end
    Eddy Current Testing Done to detect homogeneities in subsurface by using Digital Flaw-mark Testing System
    Hydrostatic Testing 100% Hydrostatic Testing carried out according to ASTM-A 450 norms for checking tube leakage, and biggest pressure we can support 20Mpa/7s .
    Air Under Pressure Test To check any evidence of air leakage
    Visual Inspection After passivation, every single length of tubes & pipes is subjected to thorough visual inspection by trained staff for detecting surface flaws & other imperfections


    Supplementary Testing : Apart from the above mentioned tests, we also carry out on the manufactured products supplementary testing. The tests conducted under this include:

    • Eddy Current Testing
    • O.P Testing
    • Radiography Testing
    • Corrosion Testing
    • Micro Testing
    • Macro Testing
    • IGC Testing
    • Ultrasonic testing
    • Liquid Penetrate testing

    Duplex Stainless Steel Pipe, ASTM A790 S31803 (2205 / 1.4462), UNS S32750(1.4410) UNS32304, UNS32760

    Contact Details
    Yuhong Group Co.,Ltd

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