YJZ9803B
37Mn
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YJZ9803B
37Mn

YJZ9810
20Mn3

YJZ9815
15Mn

YJZ9816
15f

YJZ9820
GCr15

YJZ9904
T9

YSBC35103B
35#

YSBC35206B
35CrMo

YSBS15111-2006
Q235

YSBS15112-2006
X60

YSBS15114-2006
SPA-H

YSBS15115-2006
16MrR

YSBS15116-2006
20g

YSBS15117-2006
Q195LD

YSBS15123-2006
10D

YSBS15124-2006
SPHC

YSBS15125-2006
50W540

YSBS15126-2006
50W1300

YSBS15127-2010
50W600

YSBS15129-2012
Q345