BS8620A
8620+Bi
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BS8620A
8620+Bi

BS8620B
8620+Bi

冶技字9517B
27MnSi

YSBC35123-95,9519
30Mn4

冶技字9803B
37Mn

冶技字9805
20#

冶技字9807
SCM435

冶技字9808B
1018A

冶技字9809
40CrMo

冶技字9815
15Mn

冶技字9816
15F

冶技字9817B
60Si2Mn

冶技字9820
GCr15

冶技字0405
低合金钢

冶技字2002C
Q235

冶技字0510B
HRB400

冶技字0704
40MnMo

冶技字2003C
20MnSi

冶技字9904
T9

冶技字9906B
ZG35Ni24Gr7SiN