Gold Member Since 2009
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Shanghai Vastar International Co., Ltd.

Welded Carbon Steel Pipe, Welded Pipe, Carbon Steel Pipe manufacturer / supplier in China, offering JIS G3457 Arc Welded Carbon Steel Pipes, Threaded Flange, Instumentation Tube Fitting and so on.

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Supplier Homepage Product Carbon Steel Welded Pipe JIS G3457 Arc Welded Carbon Steel Pipes

JIS G3457 Arc Welded Carbon Steel Pipes

FOB Price: Get Latest Price
Min. Order: 5 Tons
Production Capacity: 100000 Tons/Year
Transport Package: by Bundle.
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: JIS G3457
  • Technique: SAW
  • Surface Treatment: Varnishing
  • Section Shape: Round
  • Origin: China
  • Type: Welded
  • Material: Carbon Steel
  • Usage: Pipeline Transport, Construction & Decoration, Special Purpose
  • Trademark: VASTAR
Product Description

JIS G3457 Arc Welded Carbon Steel Pipes
Standard:JIS G3457
Steel Grade: STPY 400
Size: OD (355.6-2032.0mm) * WT(51.7-791mm)
Application: low pressure piping for steam, water, gas and air

Chemical Composition: %

Steel gradeCPS
STPY 400<0.25<0.040<0.040

Mechanical Property
Steel gradeTensile strength   kfg/ mm2  (N/mm2)Yield strength    kfg/ mm2  (N/mm2)Elongation
STPY 400>41 (402)>23 (226)>18

Size Tolerance


Permissible tolerance %
DN <450A

+15    -12.5

DN >450A

+15      -10

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