G550 Prepainted Steel Coil for Roofing of Steel Structure Workshop

    G550 Prepainted Steel Coil for corrugated sheet, High gloss galvanized steel coil Standard:JISG3312 / EN10327 (base sheet: galvanized steel coils) JISG3322 / EN10327 (base sheet: galvalume steel coils) TDX51D , DX51D ,CGCC ,CGLCC