Standard:AISI, ASTM, BS, DIN, GB, JIS Grade:SGCC/DX51D Thickness:0.12-2.0MM Model Number:QDSS033 Type:Steel Coil Technique:cold Rolled Surface Treatment: Galvanized Application:Construction ,household,transport application Special Use:High-strength Steel Plate Width:710- 1250 mm Length:As Customer's Requirement Product Name:GI/GL SGS Hot Dipped Galvanized Steel Coil for Metal Roofing Sheet Material:SGCC DX51D Color:Bright/RAL Color Surface:Regular, Matt/Wrinkle, Printed(wood,stone),textured Zinc Coating:30 - 275 g/m2 Thickness Tolerance:+/-0.02 mm Certificate:can be tested by SGS,BV,API,BSI,GHC... Service:Free Sample,Technology Support,Consulting Service,Third Party Test Payment:T/T,L/C, Western Union,Moneygram Service Life:12 - 25 years,depend on service environment