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Metals -> Structural steel -> Alloy structurall steel

Characteristics of the material 40KHMF   ( 40HMF,   40 ).

Material : 40KHMF   ( 40HMF,   40 )
Classification : Alloy structurall steel


Chemical composition in % of the material 40KHMF   ( 40HMF,   40 ) .
C Si Mn S P Cr Mo V
0.37 - 0.440.17 - 0.370.4 - 0.7max   0.025max   0.0250.8 - 1.10.2 - 0.30.1 - 0.18


Mechanical properties under =20o of the material 40KHMF   ( 40HMF,   40 ) .
Assortment Dimension Direct. s sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
Bar 25   1030 930 13 50880Guenching 860oC, oil, Drawing 580oC, oil,


    Brinell hardness of the material   40KHMF   ( 40HMF,   40 )   (annealing) ,       HB 10 -1= 269   MPa



Specification :
Mechanical properties :
s - 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]

Database of steels and alloys (Marochnik) contains information about chemical composition and properties of 1500 steels and alloys (stainless steel, alloy steel, carbone steel, structural steel, tool steel, cast iron, aluminum alloy, titanium alloy, copper alloy, nickel alloy, magnesium alloy and others).
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