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Characteristics for grade     20G2   ( 20Г2 )

      Grade :     20G2   ( 20Г2 )
      Classification :   Alloy structurall steel
      Equivalent grades:   Go here
Grade   20G2   ( 20Г2 ):   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   20G2   ( 20Г2 )
C Si Mn Ni S P Cr Cu
0.18 - 0.260.17 - 0.371.3 - 1.6max   0.25max   0.035max   0.035max   0.25max   0.2


Mechanical properties under Т=20oС for grade   20G2   ( 20Г2 )
Assortment Dimension Direct. sв sT d5 y KCU Heat treatment
- mm - MPa MPa % % kJ / m2 -
Steel cold-drawn , GOST 10702-78     490-686       


    Brinell hardness for     20G2   ( 20Г2 )   (hot-rolled, annealing) ,       HB 10 -1 = 187   MPa
    Brinell hardness for     20G2   ( 20Г2 )   ,     Bar GOST 10702-78 HB 10 -1 = 179   MPa


Equivalent steels for grade     20G2   ( 20Г2 )
Warning! Indicated both exact and nearest equivalents.
USAGermanyJapanSpainSouth Korea
-DIN,WNrJIS UNEKS
G15240
H15240
22Mn6
SMn420
SMn420H
F.120L
SMn420
SMn420H

Types of delivery of grade   20G2   ( 20Г2 )
В22 - Graded and shaped rolling
В32 - Graded and shaped rolling
В71 - Low-carbon steel wire


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]

  20G2   ( 20Г2 ) - 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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