hot dip galvanized steel jis g3302 sgcc ? Metal Building Materials?Standard we can provide:AISI ASTM BS DIN GB JIS?Grade : DC51D+ZZinc Coating:40g-275g/m2Size we can provide:Size Range:CRC substrate Thickness: 0.3-3.0mmCRC substrate Width: ?800-1830mmHRC substrate Thickness:1.8-2.8mmHRC substrate Width:800-1500mmChemical elements:GradeChemical composition %C ? ? ?No more thanSi ? ? ?No more thanMn ? ? ?No more thanP ? ? ?No more thanS ? ? ?No more thanAlta ? ? ?No less thanTi ? ? ?No more thanNb ? ? ?No more thanDC51D+Z,DC51D+ZF ? ? ?(St01Z,St02Z,St03Z)0.10---0.50.0350.035---------Mechanical properties:GradeMechanical propertiesPlating adhesionYield strength MPATensile strength MpaN90 NO ? ? ?Less thanR90 ? No Less thanElongation% No less thanPlating weight(g/m2) ? ? ?Bending diameter ? ? ?(a=thickness of slab)Lo=80MM ? ? ?B=20MMNormal thickness mm≤0.7>0.7≤140>140/140~175/175>175/175DC51D+Z(ST01Z,ST02Z,ST03Z) ? ?......url:http://www.swsteelstructure.com