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A485 Grade2

Description

A485 Grade2 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: A485 Grade2
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel A485 Grade2
100CrMnSi6-6
B5
100CrMo7
B6
100CrMo7-3
B7
100CrMo7-4
B8
100CrMnMoSi8-4-6
A485 Grade1

Chemical composition(mass fraction)(wt.%) of the A485 Grade2

C
Si
Mn
P
S
Cr Ni
 0.85-1  0.5-0.8 1.4-1.7   0.025 0.015  1.4-1.8   ≤0.25
Mo Al Cu Nb Ti V Ce
0.1 ≤ 0.05 ≤0.3         
N O2 Pb B Other    
  ≤0.0015           
             

Mechanical Properties of steel grade A485 Grade2

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)
176 (≥) 157 (≥) 31 14 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 223

Physical Properties of steel grade A485 Grade2

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 - -     0.42 -  
145 568 - 22.3 232   -  
784 - 32 31.2   143 312

Heat Treatment of steel grade A485 Grade2

Heat treated : 1699°C - 1928°C

Technological Curves of steel grade A485 Grade2

Cross Reference Table (Equivalent Grade) of A485 Grade2

Grade Standard Country Application
Q195 China Engineering and welding
Q215 China Engineering and welding
Q215 B China Engineering and welding
Q235 China Engineering and welding
Q235 B China Engineering and welding
Q235 C China Engineering and welding
Q235 D China Engineering and welding
Q255 A China Engineering and welding
Q255 B China Engineering and welding
Q275 China Engineering and welding
Q235q C China Bridge structure with steel
Q235q D China Bridge structure with steel
Q345q E China Bridge structure with steel
Q345q C China Bridge structure with steel
ASTM 1030 ASTM USA General use carbon steel bar
UNS G10300 UNS USA General use carbon steel bar
ASTM 1005 ASTM USA General use carbon steel bar
UNS G10050 UNS USA General use carbon steel bar
ASTM 1006 ASTM USA General use carbon steel bar
UNS G10060 UNS USA General use carbon steel bar

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