... unoiled; Zero/Regular spangle,Chromated. 1.Precise Coating(Front paint)2.The Beginning Coating(Priming Paint)3.Chemistry Transforming Layer4.Zinc Layer5.Steel ... -oiled8.Surface structure:regular spangle or normal spangle.9. Zinc coating: Z60,Z80, Z90, Z100, Z120, Z150, Z180, Z200, Z220, ... ± 0.02mm13.Width tolerance: ± 10mm We are suppling the steel coil for all over the world,and we always have the ...