... technology specification,surface treatment,quantity, special requirements and etc) Q 3.How about quality of your castings parts? After ... of delivered parts and compensate 100% on defective parts. Q 5.What`s your Minimun Order Quantity(MOQ) According ... copper (C81400, C82000, C82200, C82400, C82500, C82600, C82800), silicon brass (C87500), silicon bronze (C87300, C87600, C87610, C87800), copper-nickel ( ...