日本铜合金

　　C1020 C1100 C1201 C1220 C1221 C2100 C2200 C2300 C2400 C2600 C2680 C2720 C2801 C3560 C3561 C3710 C3713 C4250 C4430 C4621 C4640 C6140 C6161 C6280 C6301 C7060 C7150 C1401 C2051 C6711 C6712 C5111 C5102 C5191 C5212 C7351 C7451 C7521 C7541 C1700 C1720 C5210 C7701 C1011 C1020 C1100 C1201 C2600 C2700 C2800 C3601 C3602 C3603 C3604 C3605 C3712 C3771 C4622 C4641 C6161 C6191 C6241 C6782 C6783 C7941 C7710 C7541 C7521 C7451 C5441 C5341 C5212 CAC101 CAC102 CAC103 CAC201 CAC202 CAC203 CAC301 CAC302 CAC303 CAC304 CAC401 CAC402 CAC403 CAC406 CAC407 CAC502A CAC502B CAC503A CAC503B CAC602 CAC603 CAC604 CAC605 CAC701 CAC702 CAC703 CAC704 CAC801 CAC802 CAC803 CAC804 CAC901 CAC902 CAC903B CAC911 YBSC1 YBSC2 YBSC3