L209Castrod,wire铸条、丝684-710P7Ag2CuRem.Brazingofcopperandcopperalloys.钎焊铜及铜合金。BCuP-6Silverbase银基L302Wire&rod丝745-775Ag25Cu40ZnRem.Brazingofcopper,copperalloys,steelandstainlesssteeletc.钎焊铜及铜合金、钢及不锈钢等L303Wire&rod丝660-725Ag45Cu30Zn余Brazingofcopper,copperalloys,steelandstainlesssteeletc.钎焊铜及铜合金、钢及不锈钢等BAg-5)