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HS6-5-2鍖栧(xu茅)鎴愬垎
C 0.80~0.9
Mn 0.15~0.40
Si 0.2~0.45
Cr 3.80~4.4
Mo 4.5~5.5
V 1.75~2.2
W 5.5~6.75
P 鈮�0.030
S 鈮�0.030
Ni 鈮�0.3
Cu 鈮�0.25
鐗规€�
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