Standard:GB/T3091-2001,BS1387-1985,DIN EN10025,EN10219,JIS G3444:2004,ASTM A53 SCH40/80/STD,BS-EN10255-2004;
Grade:Q195,Q235,Q345,S235JR,GR.B-D,STK500;
Surface:Pre-galvanized,Hot dip galvanized,Electro galvanized,Black,Painted,Threaded,Socket,Engraved;
Usage:Construction,Furniture,Water supply pipe, Gas pipe, Building pipe,Machinery,Coal mines,Chemicals,Electricity,Rrailway,Vehicles,Automotive industry,Highways,Bridges,Containers,Sports facilities,Agricultural,Machinery,Petroleum Machinery,Exploration machinery,Greenhouse construction;
Section Shape:Round
Outer Diameter:19 - 114.3 mm
Thickness:0.8-2.5mm --> TOP