| ? ???????????? Nia--------------- 剩余???????? Cu ----------- 0.50 max ???????????? C ----------- 0.02 max??????? Co------------ 0.08 max ??????????? Mn ----------- 1.0 max???????? Cr ----------- 14.5-16.5????? 化學???? Fe ----------- 4.0-7.0???????? ?Mo ----------- 15.0-17.0 組分???? P ----------- 0.04 max??????? V --------------0.35 max ???????????? S? ---------- 0.03 max???? ???W ---------------3.0-4.5 ???????????? Si ---------- 0.08 max??????? 其它 -----------0.50 max ???? |