C48500C48510銅合金QBe2C17200,C17300-CuBe2CuB2C1720CuBe2QBe1.9C17200-CuBe1.9---QBe1.7C17000CB101CuBe1.7CuBe1.7C1700CuBe1.7QSi1-3C64700DTD498-CuNi2Si,CuNi3Si-CuNi2SiQSi3-1C65500,C65800CS101-CuSi3Mn-CuSi3Mn1QMn1.5---CuMn2--QMn5---CuMn5-通訊電纜80
品牌:北鼎金屬 規格:規格齊全 產地:進口國產 材質:C48500 C48510銅合金