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TPCO & TISCO Pipe(Tianjin)Co.,Ltd.                Metal Industrial Group UK Ltd.

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S31803 2 Inch Duplex Stainless Steel Pipe

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S31803 2 Inch Duplex Stainless Steel Pipe

China S31803 2 Inch Duplex Stainless Steel Pipe supplier
S31803 2 Inch Duplex Stainless Steel Pipe supplier S31803 2 Inch Duplex Stainless Steel Pipe supplier S31803 2 Inch Duplex Stainless Steel Pipe supplier S31803 2 Inch Duplex Stainless Steel Pipe supplier S31803 2 Inch Duplex Stainless Steel Pipe supplier

Large Image :  S31803 2 Inch Duplex Stainless Steel Pipe

Product Details:

Place of Origin: China/Japan/Germany
Certification: ISO/PED/TUV/SGS/LR/BV
Model Number: Duplex Stainless Steel Pipe

Payment & Shipping Terms:

Minimum Order Quantity: 1PC
Price: USD Depending on length
Packaging Details: WOODEN CASE
Delivery Time: 30DAYS
Payment Terms: L/C, T/T, Western Union
Supply Ability: 500 TONS
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  • Product Details
Detailed Product Description
Size: 1/8-72” Standard: ANIS B36.10~B36.19
Type: Duplex Stainless Pipe DN6-DN1800: 6-1800
High Light:

duplex ss pipe


thin wall stainless steel tubing


S31803 2 Inch steel pipe stainless steel UNSS32760 FOR gas refining



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

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




Chemical Composition














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


S31803 2 Inch Duplex Stainless Steel Pipe 0 

Contact Details

Contact Person: sales6

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