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Characteristics for grade     40KHGNM   ( 40ХГНМ )

      Grade :     40KHGNM   ( 40ХГНМ )
      Classification :   Alloy structurall steel
      Equivalent grades:   Go here
Grade   40KHGNM   ( 40ХГНМ ):   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   40KHGNM   ( 40ХГНМ )
C Si Mn Ni S P Cr Mo Cu
0.37 - 0.430.17 - 0.370.5 - 0.80.7 - 1.1max   0.035max   0.0350.6 - 0.90.15 - 0.25max   0.3


Mechanical properties under Т=20oС for grade   40KHGNM   ( 40ХГНМ )
Assortment Dimension Direct. sв sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
Bar, GOST 4543-71 Ø 25   980 835 12  880Guenching 840oC, oil, Drawing 560 - 620oC, air,


Equivalent steels for grade     40KHGNM   ( 40ХГНМ )
Warning! Indicated both exact and nearest equivalents.
USAGermanyJapan
-DIN,WNrJIS
8640
9840
G86400
G98400
1.6546
40NiCrMo22
SNCM240

Types of delivery of grade   40KHGNM   ( 40ХГНМ )
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]

  40KHGNM   ( 40ХГНМ ) - 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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