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Steel Pipe Specifications and Scope

1. Steel pipe production range:

1) Spiral tube: Φ400mm-Φ3600mm

     Wall thickness: 6mm-25.4mm

2) Straight seam tube: Φmore than 800mm

     Wall thickness: 6mm-110mm

 

2. Steel applicable scope:

1) Chinese Standard: Carbon Structural Steel: Q195, Q215, Q235, Q275

     Low alloy high strength structural steel: Q345, Q390, Q420, Q460, Q500

2) US Standard: L290 or X42, L320 or X46, L360 or X52, L390 or X56, L415 or X65, L485 or X70.

3) European Standard: Hot rolled non-alloy structural steel: S235JR, S235J0, S235J2, S275JR, S275J0 , S275J2, S355JR, S355J0, S355J2, S355K2, S450J0.

4) Japanese Standard: General Structural Steel: SS400, SS490, SS540

 

3. Applicable standards for steel pipes

1) Chinese Standard: JTS257-2008 "Water Transportation Engineering Quality Inspection Standard"

     TB10212-98 "Code for Manufacture of Railway Steel Bridges"

     JTS167-4-2012 "Port Engineering Pile Foundation Specification"

     SY-T5040-2000 "Spiral Welded Steel Pipe for Pile"

 

 

     SY/T5037-2000 "Spiral submerged arc for low-pressure fluid pipelines Welded steel pipe >>

     JTG/TF50-2011 "Technical Specification for Construction of Highway Bridges and Culverts"

     GB50268-2008 "Code for Construction and Acceptance of Water Supply and Drainage Pipeline Engineering"

 

 

     DL5017-2007 "Pressure Steel Pipe for Hydropower and Hydraulic Engineering"

     GB/T150—2011 "Steel Pressure Vessel"

     GB/T9711.3-2005 "Delivery of Steel Pipe for Oil and Gas Industry" Technical Conditions"

2) American Standard: API5L-2007 "Line Pipe Specification"

     ASTMA252-90 Welded and Seamless Steel Pipe Piles

3) Japanese Standard: JTSA5525 "Steel Pipe Pile" 

4) Enterprise standard: Q/HZ001 "Straight Weld Steel Pipe for Pile"