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標(biāo)準(zhǔn)牌號BAg40CuZnNi
牌號
HL-312
相當(dāng)AWS
BAg-4
主要成份(%)
Ag40Zn18Cd26Ni0.2CuRem
熔點(℃)
595~605
用途
釬焊銅及銅合金、鋼及不銹鋼等
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