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Characteristics for grade     20KHM   ( 20ХМ )

      Grade :     20KHM   ( 20ХМ )
      Classification :   Alloy structurall steel
      Equivalent grades:   Go here
Grade   20KHM   ( 20ХМ ):   supplier   Auremo   www.auremo.biz
Sale:   Russia +7 (812) 680-16-77 ,   Germany +49 (208) 205-83-073,     info [a] auremo.org



Chemical composition in % for grade   20KHM   ( 20ХМ )
C Si Mn Ni S P Cr Mo Cu
0.15 - 0.250.17 - 0.370.4 - 0.7max   0.3max   0.035max   0.0350.8 - 1.10.15 - 0.25max   0.3


Mechanical properties under Т=20oС for grade   20KHM   ( 20ХМ )
Assortment Dimension Direct. sв sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
Bar, GOST 4543-71 Ø 15   780 590 12 50880Guenching and drawing


    Brinell hardness for     20KHM   ( 20ХМ )   (annealing) ,       GOST 4543-71 HB 10 -1 = 179   MPa


Equivalent steels for grade     20KHM   ( 20ХМ )
Warning! Indicated both exact and nearest equivalents.
USAGermanyJapanFranceEnglandEuropeanItalyBelgiumSpainChinaSwedenBulgariaHungaryPolandRomaniaCzechiaFinlandAustriaAustraliaSouth Korea
-DIN,WNrJIS AFNORBSEN UNINBNUNEGBSSBDSMSZPNSTASCSNSFSONORMASKS
4118
4130
G41300
H41300
1.7218
18CrMo4
24CrMo5
25CrMo4
GS-25CrMo4
SCCrM1
SCM418
SCM420
SCM420H
SCM430
SCM822H
18CrMo4
25CD4
25CD4FF
25CrMo4
25CrMo4
708A25
708H20
1.7218
1.7243
1.7320
18CrMo4
20MoCr3
25CrMo4
18CrMo4
25CrMo4
25CrMo4KB
25CrMo4
25CrMo4
26CrMo4
30CrMo4-1
AM25CrMo4
AM26CrMo4
F.1256
F.222
F.8372
F.8830
30CrMo
ML30CrMo
ML30CrMoA
2225
20ChM
25ChML
25CrMo4
25CrMo4
MCrMo
18HGM
20HM
25HM
L25HM
26MoCr11
T30CrMo3
15124
15130
G-25CrMo4
25CrMo5S
BOHLERV340
4130
4130H
SCCrM1
SCM420
SCM420TK
SCM430

Types of delivery of grade   20KHM   ( 20ХМ )
В22 - Graded and shaped rolling
B23 - Sheets and Strips
В32 - Graded and shaped rolling


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]

Physical properties :
T - Test temperature , [Grade]
E - Young modulus , [MPa]
a - Coefficient of linear expansion (range 20o - T ) , [1/Grade]
l - Termal (heat) condition coefficient , [Watt/(m·Grade)]
r - Density , [kg/m3]
C - Specific heat ( range 20o - T ), [J/(kg·Grade)]
R - Electrical resistance , [Ohm·m]

  20KHM   ( 20ХМ ) - Alloy structurall steel: chemical composition, mechanical and physical properties, hardness
Database of steels and alloys (Marochnik) contains information about chemical composition and properties more then 3000 steels and alloys

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