... 0.8~ 8mm 3) Spec.: Q195,Q215, Q235, Name: Galvanized Pipes(hot dipped galvanized steel pipe) Features1) Outer diameter: 20 ~ 219mm 2) Wall thickness ... steel pipe: DN15-DN200 (NB1/2"-NB8")b) GPE (galvanized plain end) steel pipe: DN15-DN200 c) Grooved steel ... Metal Co.,LtdNatureof MaterialRebar, Hot rolled Coils/Sheets, Cold rolled Coils/Sheets, Chequred plate, MS plates, Galvanized coils/sheets, wire ...