... : ASTM,BS ,GB ,JIS,DIN Material: Q345,Q235,sandwich panel,corrugated steel plate Commodit light steel structure workshop SpecificationsStandard GB ,AISI , ASTM ... ,DINMaterial & Grade Q235 , Q345,H C Z steel . sandwich panel , corrugated plate Dimensions 10sqm—100000sqm , length ,width and height as customer ‘s ...