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.