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ASTM 4820

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UNS G48170 UNS G48200
#ASTM # # #4820

Description

ASTM 4820 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: ASTM 4820
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel ASTM 4820
ASTM 4715
UNS G47150
ASTM 4718
UNS G47180
ASTM 4720
UNS G47200
ASTM 4815
UNS G48150
ASTM 4817
UNS G48170

Chemical composition(mass fraction)(wt.%) of the ASTM 4820

C
≤		 Si
≤		 Mn
≤		 P
≤		 S
≤		 Cr Ni
0.18-0.73 0.15-0.35  0.5-0.7 0.035  0.04    3.25-3.75
Mo Al Cu Nb Ti V Ce
0.2-0.3            
N Co Pb B Other    
             
             

Mechanical Properties of steel grade ASTM 4820

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)
255 (≥) 587 (≥) 41 43 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 144

Physical Properties of steel grade ASTM 4820

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
42 - -     0.34 -  
538 931 - 12.3 232   -  
612 - 43 14.2   431 212

Heat Treatment of steel grade ASTM 4820

Heat treated : 1159°C - 1689°C

Technological Curves of steel grade ASTM 4820

Cross Reference Table (Equivalent Grade) of ASTM 4820

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 G48170 UNS G48200
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