0Cr17Ni14Cu4Nbæ¯ä¸ç§æ·»å éçæ²æ·ç¡¬ååé¢ãå®çåå¦æ份å¦ä¸ï¼
Câ¤0.07
Siâ¤1.00
Mnâ¤1.00
Pâ¤0.035
sâ¤0.030
Cr15.5-17.5
Ni3.00-5.00
Cu3.00-5.00
Nb0.15-0.45
åºæº¶480æ¶æHB375 HRC40
550æ¶æHB331 RC35
580æ¶æHB302 HRC31
620æ¶æHB277 RC28
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