合金铜:C86300 C86400 C86500 C86700 C86800 C83600 C87300 C87400 C87500 C87610 C87800 C89320 C89520 C89844 C69300 C24750 C18660 C190 C19000 C19200 C14700 C14500 C24750 C27540 C2601 C2602 C2603 C2604 C2605 C2606 C3601 C3602 C3603 C3604 C3605 C3606 C3607 C3608 C2680 C2600 C2100 C70265 C90300 C90500 C95700 C95800 C95200 C90700 C2801 C1020 C1100， C4250， C5111 C5102 C5191 C1720 C1990 C5210 C4250 C1700 C1720 C5210 ， C5212 C2680 C8451 C7521 C1201 C12201 C2600 C2700 C2800 C1220 C2200 C2300 C2600 C2700 C2800 C7060 C7150 C4621 C4640 C1020 C6870 C6871 C6872 C4430 C7100 C7164 C1100 C1220 C1221 C6140 C6161 C6280 C6301 C3712 C3771 C5341 C5441 C7941 C7351 C7451 C7541 C7521
