... 11.8m, 12mSize ListBS 1387 Class B pre galvanized round carbon steel pipe specificationsODThicknessDNINCH151/2″0.6-2.5203/4″0. ... 0-3.02008″1.0-3.0 Hot Dipped Galvanized Steel PipeO.D15-219mmO.D tolerance± 0.03mmThickness0.3mm -- ... greenhouse, automotive industry, railway, highway guardrail, container frame, furniture, decoration, steel structure etc. 3,Product show: (1).Processing technology(2 ...