美国铜合金
C66410 C66420 C66700 C66800 C66900 C67000 C67300 C67400 C67420 C67500 C67600 C68000 C68700 C68800 C69050 C69100 C69400 C69430 C69700 C69710    C79830 C79800 C79200 C78200 C79000 C77400 C77300 C77000 C79700 C76400 C74300 C75200 C75400 C75700 C75900 C76000 C76100 C76200 C80100 C80410 C81100 C81200 C81400 C81500 C81540 C82000 C82200 C82400 C82500 C82510 C82700 C82800 C83300 C83400 C83450 C83500 C83600 C83800 C83810 C84200 C84100 C84500 C84800 C85200 C85800 C86100 C86200 C86400 C86500 C86550 C86700 C86800 C87300 C87610 C90200 C90300 C90500 C90700 C90800 C90810 C90900 C91000 C92200 C92210 C92300 C92310 C92400 C92410 C92600 C92610 C92710 C92810 C93100 C93600 C93720 C94310 C94320 C94400 C95210 C95220 C95420 C95510 C95520 C95710 C95720 C95820 C95810 C95900 C96300 C96600 C96700 C96950 C97300 C97400 C98200 C98400 C98600 C98800 C98820 C98840 C99300 C99350 C99400 C99500 C99600 C99700 C99750