Product  Name

China  steel pipes made by structural steel plates

Material  Type

Steel  Plate

Material  Standard

ANSI,ASTM,AISC,SABS,DIN,EN,GB

Material  Grade

Q235,Q345

Product  Dimension

Dia1.5m  to 3.0m

Welding  Process

SAW(Submerged  ARC Welding),GTAW

Welding  standard

AWS(American  Welding Society)

Welding  Certificate

SGS(Société  Générale de Surveillance Holding S.A.)

Painting  standard

SSPC(Steel  Structures Painting Council)

Certificate

ISO  9001:2008