S31803 Duplex Stainless Steel Tube
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S31803 Duplex Stainless Steel Tube

  • S31803
  • X2CrNiMoN22-5-3, 1.4462
  • cold drawn / cold rolled

S31803 Duplex Stainless Steel Tube


ASME SA789 Uns S31803/Saf2205 Seamless Duplex Stainless Steel Tube

01. Commodity: ASME SA789 UNS S31803/SAF2205 Seamless Duplex Stainless Steel Tube
02. Process method: cold drawn/cold rolled.
03. Surface finish: annealing, pickling and polishing as required.
04. Material: S31803, S31500, S32205/SAF2205,  S32304/SAF2304, S32750/SAF2507, S32760 with corresponding GB, ANSI, EN, JIS, BS & ISO material designations.
05. Specification: JIS G3463, EN10216-5, ASTM A923, A/SA789, BS3059/3606 & GB13296.
06. Size (astm/asme size as under, other standards of size is for ready choice)
   a) O.D.: 1/2" to 4".
   b) W.T.: 6 BWG, 8 BWG, 10 BWG, 12BWG, 14BWG, 16BWG, 18BWG, 20BWG, 22BWG.
07. Length: Max. 25 meters.
08. Applications: for boiler, superheater and heat-exchanger service.
09. Packing: plastic bags for each piece, then packed in seaworthy plywood case or wooden cases.
10. Certificate: ISO 9001:2008, PED by LRQA, DNV, ASME by TUV

Gaolin is the professional duplex stainless steel pipe supplier and super duplex stainless steel pipe manufacturer in China, providing high-quality duplex stainless steel pipe and super duplex tubing.


Huzhou Gaolin Stainless Steel Tube Manufacture Co., Ltd. 
Huanglong Industrial Zone Shuanglin Town, Huzhou City, Zhejiang Province, China
+86-572-3626669 / +86-572-3626099 / +86-572-3628229

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