... stainless steel 2, ISO certificated 3, High quality controlled 4, Secondary process available 5, OEM precision casting stainless steel About ... and Casting. We are committed to provide high quality products at competitive price according to your drawings ... the maximum tonnage:300T) Specification 1) Material: Steel, Brass, Copper, Stainless steel, , Aluminium2) Surface treatment:Zinc plating, ...