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ASTM CG8M

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UNS J93790 UNS J93000
#ASTM # # #CG8M

Description

ASTM CG8M Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: ASTM CG8M
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel ASTM CG8M
ASTM CD3MWCuN
ASTM CD4MCu
UNS J93970
ASTM CE8MN
ASTM CE20N
UNS J92802
ASTM CG3M
UNS J92999
ASTM CG6MMN
UNS J93790

Chemical composition(mass fraction)(wt.%) of the ASTM CG8M

 


C
≤		 Si
≤		 Mn
≤		 P
≤		 S
≤		 Cr Ni
0.08 1.5 1.5 0.04 0.04 18.0-21.0 9.0-13.0
Mo Al Cu Nb Ti V Ce
3.0-4.0            
N Co Pb B Other    
             
             

Mechanical Properties of steel grade ASTM CG8M

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
969 (≥) 176 (≥) 33 24 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 422

Physical Properties of steel grade ASTM CG8M

Temperature
(°C)		 Modulus of elasticity
(GPa)		 Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)		 Specific thermal capacity
(J/kg·°C)		 Specific electrical resistivity
(Ω mm²/m)		 Density
(kg/dm³)		 Poisson’s coefficient, ν
12 - -     0.33 -  
765 872 - 24.3 333   -  
621 - 22 43.2   124 334

Heat Treatment of steel grade ASTM CG8M

Heat treated : 1231°C - 1938°C

Technological Curves of steel grade ASTM CG8M

Cross Reference Table (Equivalent Grade) of ASTM CG8M

Grade Standard Country Application
ASTM 1030 ASTM USA General use carbon steel bar
ASTM 1005 ASTM USA General use carbon steel bar
ASTM 1006 ASTM USA General use carbon steel bar
ASTM 1008 ASTM USA General use carbon steel bar
ASTM 1010 ASTM USA General use carbon steel bar
ASTM 1013 ASTM USA General use carbon steel bar
ASTM 1015 ASTM USA General use carbon steel bar
ASTM 1016 ASTM USA General use carbon steel bar
ASTM 1017 ASTM USA General use carbon steel bar
ASTM 1018 ASTM USA General use carbon steel bar
ASTM 1019 ASTM USA General use carbon steel bar
ASTM 1020 ASTM USA General use carbon steel bar
ASTM 1021 ASTM USA General use carbon steel bar
ASTM W1-A ASTM USA Carbon tool steel
ASTM A182 F55 ASTM USA Super Duplex
ASTM 431 ASTM USA Martensitic special steel
ASTM 440A ASTM USA Martensitic special steel
ASTM 440B ASTM USA Martensitic special steel
ASTM 440C ASTM USA Martensitic special steel
ASTM 501 ASTM USA Martensitic special steel
UNS J93790 UNS J93000
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