BS DZR1特殊黄铜合金
Copper
BS 970 NS108
BS 970 NS109
BS 970 CC102
BS 970 C113
BS 970 C103
BS 970 CS101
BS 970 CT1
BS 970 CT2
BS 970 LB2
BS 970 PB1
BS 970 PB2
BS 970 LG1
BS 970 PB101
BS 970 PB102
BS 970 LB5
BS 970 LB4
BS 970 LG2
BS 970 PB103
BS 970 LB1
BS 970 LG4
BS 970 PB104
BS 970 C111
BS 970 C109
