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Zhangjiagang Maitan Metal Products Co., Limited

Duplex Steel Tube, S31803 Duplex Steel Tube, Stainless Steel Tube manufacturer / supplier in China, offering Ureacasale Stainless Steel Pipe S31050, F316 Flange, Disc, Ring, Tube Sheet, Forging, Tp409 Stainless Steel Heat Exchanger Tube and so on.

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Supplier Homepage Product Stainless Steel Tubes Ureacasale Stainless Steel Pipe S31050

Ureacasale Stainless Steel Pipe S31050

FOB Price: US $5 / kgs
Min. Order: 1 pc
Min. Order FOB Price
1 pc US $5/ kgs
Get Latest Price
Production Capacity: 50000PCS
Transport Package: Wooden Case
Payment Terms: L/C, T/T, D/P, Paypal, Money Gram, Western Union
Basic Info
  • Model NO.: S31050
  • Standard: ASTM, AISI, GB, JIS, DIN, EN
  • Certification: ISO, SGS, BV
  • Technique: Cold Rolled
  • Trademark: Tongji Engineering
  • Origin: China
  • Type: Stainless Steel Pipes
  • Grade: S31050
  • Shape: Round
  • Surface Treatment: Polished
  • Specification: acc to the ASTM specifications or others
Product Description
Duplex Steels are extremely resistant to corrosion and have exceptional mechanical strength for the special applications.

Standard: ASTM A789/ ASTM A790, ASTM A312, UreaCasaleor closer
Materials: UNS S31050, 25Cr-22Ni-2Mo

Tongji Engineering offers a comprehensive list of tubing alloys to fit the most and least common applications.

Stainless Steel: 304 Tubing, 316/ 316L/ 316H, 317/ 317L, 309S/ 310H, 310S/ 310H, 321/321H, 347/ 347H
Duplex Stainless Steel: UNS S31803, S32304, S32205, S32750, S32507, S31050, S33207, S32101
Super Austenitic: 6 Moly, 825, 904L, 800/ 800H, N08811
Super Ferritics/ Ferritics: 29-4C, S44627, 439, 444, 446
Nickel Alloy: 20, 200/ 201, 276, 400, 600, 22, 625, 686
Titanium: Grades 1, 2, 3, 7, 9, 11, 12, 16, 17, 26 and 28
Copper alloys: C70600, C71500, C71640, C44300, C68700
Markets We Serve:
Oil & Gas, Power Generation, Chemical, Petrochemical, Food & Dairy, Beverage, Pharmaceutical, Biopharmaceutical, General Commercial, Specialty Automotive
We always seek and improve our service as per requirement of our valued customers.
Commodity Duplex Steel UNS S31050 Tube & Pipe
Process method Cold drawn/ Cold rolled/ Welded.
Materials Grades UNS S31050, 25Cr-22Ni-2Mo
Standards: ASTM A312,ASTM A789, ASTM A790, UreaCasale or Closer
Size NPS:1/8 to 40" , Schedule: 5S to XXS. Length: 20m or as required.
OD: 5 - 1016 mm, Wt: 0.5~ 25mm, Length:20m or as required.
Shape In straight length or as U-bend
Surface Finished Bright Annealed/ Picking/ Manual Polish/ Mechanical Polish or as required
Inspection Testing  100% Ultrasonic Test, 100%Eddy Current Test, 100%Hydraulic Test, 
100% X-Ray Test to welded pipe or as required.
Mechanical Test, Hardness Test, Inter-granular corrosion Test.
Certificate EN 1024 3.1/ 3.1B/ 3.2, PED, DNV, TUV.
    Packing Wooden case/ Steel framed plywood case/ simple packing.
  Delivery Time By mutual agreement.
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