Steel Grade: Q195–Q345,S235JR,GR.B-D,STK500

Standard:GB/T3091–2001,BS1387–1985,

DIN EN 10025,EN10219,JIS G3444:2004,

ASTM A53 SCH40/80/STD,BS–EN10255–2004

Surface Finish:pre galvanized ,threaded,socket,engraved,

painted

Outer diameter (inch ):1/2’’—4’’

Thickness (mm):0.8—2.5

Length （m）:1—12m

The section shape:round

Country of origin:China(Mainland)

Provinces :Tianjin

Application :Structure Pipe

The production process: ERW

Certificate:CE

Surface treatment: galvanized

Whether the alloy:Non- alloy

Factory :yes