1) outer diameter:20 to 219 mm 2) surface treatment: hot galvanized 3) wall thickness:0.5-5mm 4) quality:Q195, Q235,Q345  Black pipe processing cycle:              Hot Dipped Galvanized Pipe Proceed FlowBlack...

pre-galvanized pipe 1) outer diameter:20 to 219mm 2) surface treatment: galvanized 3) WT:0.9-2.0mm 4)Zinc Coating:80-120g/m2 BS1387 Standardpre-galvanized pipe (with zinc coating 80-120g/m2 )is cheaper than hot dipped one(with zinc coating 240g/m2-550g/m2),often used...

galvanized scaffolding pipe OD:48.3mm WT:2.5mm or other Length:6m or as to your request Black Scaffolding Pipe:Factory iniformation:Galvanizing LineTo my dear friend :we know that to find a new supplier and to do business with them is a risk for you.Maybe you worry about the...

1) outer diameter:20 to 219 mm 2) surface treatment: hot galvanized 3) wall thickness:0.5-5mm 4) quality:Q195, Q235,Q345  Black pipe processing cycle:              Hot Dipped Galvanized Pipe Proceed FlowBlack...

pre-galvanized pipe 1) outer diameter:20 to 219mm 2) surface treatment: galvanized 3) WT:0.9-2.0mm 4)Zinc Coating:80-120g/m2 BS1387 Standardpre-galvanized pipe (with zinc coating 80-120g/m2 )is cheaper than hot dipped one(with zinc coating 240g/m2-550g/m2),often used...

OD:48.3mm WT:2.5mm or other Length:6m or as to your request Tolerance:+/-3% for OD and WT,-0/+20mm for pipe length Black Scaffolding Pipe:Factory iniformation:Galvanizing LineTo my dear friend :we know that to find a new supplier and to do business with them is a risk for...