供应铍青铜QBE2 **高铍铜带QBE1.5 ，东莞铜材--铍铜合金QBE1.9-0.1**=铍铜成分，铍铜密度**铍铜硬度

厂家直销铍青铜:QBE2 进口铍青铜板QBE1.5，铍青铜棒QBE1.9-0.1铍铜批发，铍铜零售 东莞厂家直销 广东厂家直销 广东磷铜、东莞青黄铜、塘厦锡黄铜、武汉 铝青铜、西安磷脱氧铜报价C10100 C10200 C10300 C10400 C10500 C10700 C10800 C11000 C11020 C11030 C11100 C11300 C11400 C11500 C11600 C11700 C12000 C12100 C12200 C12300 C12500 C12700 C14200 C14500 C14700 C14510 C14710 C14720 C17000 C17200 C17300 C17500 C17510 C18700 C19200 C19400 C19600 C21000 C22000 C23000 C24000 C26000 C26800 C27000 C27200 C27400 C28000 C31400 C31600 C32000 C33000 C33200 C33500 C34000 C34200 C34500 C35000 C35300 C35600 C36000 C36500 C36600 C36700 C36800 厂家直销铍青铜:QBE2 进口铍青铜板QBE1.5，铍青铜棒QBE1.9-0.1铍铜批发，铍铜零售 厂家直销 广东磷铜、东莞青黄铜、塘厦锡黄铜、武汉 铝青铜、西安磷脱氧铜报价