Mechanical properties under Т=20oС of the material 4KHMFS ( 4HMFS, 4ХМФС ) .
Assortment
Dimension
Direct.
sв
sT
d5
y
KCU
Heat treatment
-
mm
-
MPa
MPa
%
%
kJ / m2
-
Die
to 500
1450
1280
7
20
200
Guenching 950oC, oil, Drawing 550oC,
Brinell hardness of the material 4KHMFS ( 4HMFS, 4ХМФС ) (annealing) ,
HB 10 -1= 217 - 241 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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