Standard:AISI Grade:ASTM A653 B Type Model Number:0.43 mm Type:Steel Plate Technique:Cold Rolled Surface Treatment:Galvanized Application:pipes,Purlin,air duct Special Use:Wear Resistant Steel Width:600-1250mm Length:Requirement Product Name:High Quality Galvanized Steel Roofing Roll GI Steel Coil Surface:regular spangle Zinc Coating:30-275g/m2 Material:ASTM CS Type B Certificate:MTC Bundle Weight:3-8 tons MOQ:25 tons Coil ID:508mm/610mm