... copper clamp, copper saddle clamp 1, Material: Copper Alloy. 2, weight:100g 3.earth rod wire clamp die casting,grounding rod copper clamp, copper saddle clamp1, Material: Copper ... throughout the casting process form screening the raw material for stability the concentration of alloy and ... part:1, Material: Cast iron, Carbon Steel; Alloy Steel; ductile iron;gray iron;Aluminum Alloy;Copper Alloy.2, ...