Characteristics of the material 38KHM ( 38HM, 38ХМ ).
Material :
38KHM ( 38HM, 38ХМ )
Classification :
Alloy structurall steel
Chemical composition in % of the material 38KHM ( 38HM, 38ХМ ) .
C
Si
Mn
S
P
Cr
Mo
0.35 - 0.42
0.17 - 0.37
0.35 - 0.65
max 0.035
max 0.035
0.9 - 1.3
0.2 - 0.3
Mechanical properties under Т=20oС of the material 38KHM ( 38HM, 38ХМ ) .
Assortment
Dimension
Direct.
sв
sT
d5
y
KCU
Heat treatment
-
mm
-
MPa
MPa
%
%
kJ / m2
-
Bar
Ж 25
980
885
11
45
690
Guenching 850oC, oil, Drawing 580oC, air,
Brinell hardness of the material 38KHM ( 38HM, 38ХМ ) (annealing) ,
HB 10 -1= 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]
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). Helpfull for specialists in material technology, structural engineer, mechanical engineer, metallurgy and metal trader