Specifications
9Mn2V
Standard: AISI, GB, JIS
Dimensions: 50-200mm
Technique: Forged
Application: Structural Steel Bar
Standard: AISI, GB, JIS
Dimensions: 50-200mm
Technique: Forged
Application: Structural Steel Bar
cold-working die steel with good hardness
Chemical Composition
|
Standard
|
Chemical composition
|
C
|
Si
|
Mn
|
V
|
P
|
S
|
|
GB/T
1299-2000
|
%
|
0.85/
0.95
|
≤0.40
|
1.70/
2.00
|
0.10/
0.25
|
≤
0.030
|
≤
0.030
|
Features
1) good hardenability and small deformation after quenching
2) refining the crystal grain by adding appropriate niobium and reducing superheated susceptivity
3) small carbide comparatively and its well distribution