Descripion of the products	kinds of the spangle	thickness(mm)	width(mm)	innerdiameter(mm)	Zinc coating(g/m3)	coil weight(MT/piece)
galvanized steel coil	regular spangle    zero    spangle      big     spangle   small   spangle	0.18-1.5	700-1250	610/508	70-300	3-15

the assortment of the products

the base steel includes :cold rolled steel plate and hot rolled steel plate

the condition of the surface treatment include:chromated anti finger, phosphored,oiled,oiled and chromated and without treatment.