YSBC37052-15
(JZ15-052)高锰钢
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YSBC37052-15
(JZ15-052)高锰钢
JZK15-377
YSBS37377-15气门钢21-4NWNb
JZK15-226
27SiMnCrNiMo
JZK15-225
16MnVNb
JZK15-224
HRB400E
JZK15-223
ZG20MnMo
JZK15-222
ZG45Mn2
JZK15-221
ZG40Mn2
JZK15-220
ZG40Mn(40SiMn)
JZK15-219
ZG35Mn(35SiMn)
JZK15-218
ZG30Mn(30SiMn)
JZK15-217
ZG35CrNiMo
JZK15-216
ZG30CrNiMo
JZK15-215
ZG28CrNiMo
JZK15-214
ZG30CrMnMo
JZK15-213
18CrNiMo7-6
JZK15-212
ZG60#
JZK15-209
ZG25#
JZK15-208
ZG15#
JZK15-207
ZG10#