Chemical composition in % of the material VCH45 ( , ВЧ45 ) .
C
Si
Mn
S
P
Cr
2.7 - 3.8
0.5 - 2.9
0.3 - 0.7
max 0.02
max 0.1
max 0.1
Mechanical properties under Т=20oС of the material VCH45 ( , ВЧ45 ) .
Assortment
Dimension
Direct.
sв
sT
d5
y
KCU
Heat treatment
-
mm
-
MPa
MPa
%
%
kJ / m2
-
450
310
10
Brinell hardness of the material VCH45 ( , ВЧ45 ) ,
HB 10 -1= 140 - 225 MPa
Specification :
Mechanical properties :
sв
- Tensile strength , [MPa]
sT
- Yield stress, [MPa]
d5
- Specific elongation at fracture , [ % ]
y
- Reduction of area , [ % ]
KCU
- Impact strength , [ kJ / m2]
HB
- Brinell hardness , [MPa]
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