Gb building q235 galvanized steel strips for sale Standard Aisi, astm, bs, din, gb, jis, etc Grade Sgcc, dx51d, dx53d, dx54d, etc Thickness 1.2-4.0mm Width 145-235mm Zinc coating 40g/m2-275g/m2 Spangle state Regular spangle, small spangle, big spangle, non-spangle Surface treatment Galvanized chromate, oil, lacquer seal, phosphating, etc Tolerance +/- 5% Sample We accept your sample requirement Order 25mt Factory Welcome to our factory at anytime Certification Sgs Test We accept third party testing Payment T/t, 30% in advance, the rest before loading Application Building, packing, construction, etc.