黃(huang)(huang)銅(tong)是由銅(tong)和(he)鋅(xin)所組成的合金。由銅(tong)、鋅(xin)組成的黃(huang)(huang)銅(tong)就叫作(zuo)普通(tong)黃(huang)(huang)銅(tong)。黃(huang)(huang)銅(tong)常被用于(yu)制(zhi)造閥門、水管、空調(diao)內外機連接(jie)管和(he)散(san)熱器(qi)等。