YSBC13234-88(445)
20Cr
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YSBC13234-88(445)
20Cr

19220-86(BH0220)
20Cr

GBW01357
20Cr

GSBH40004-88
20Cr

90-101
20Cr

YSBC41309-94材269
40Cr

YSBC13235-88(446)
40Cr

YSBC18303-93 BH0502-4
40Cr

YSBC20309-2000
10Cr2AlMoV

YSBC14201-93
40Cr

BYG912
20SiMnnV

BH0811-1
40Cr

YSBC28316-03
30CrMnTi

机字86-17
40Cr

YSBC28317-03
50CrV

GBW01322(86157)
SiMnB

BH0914
40Cr

712
25MnTiBRE

BH0221
40Cr

86-11
40Cr