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A588 Gr.B

Description

A588 Gr.B Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: A588 Gr.B
Category Type Steel Grade Standard Country Application
Steel GradesCarbon Steel A588 Gr.B
Cr.50
Cr.55
k02703
A572 Gr.42
A572 Gr.50
A572 Gr.55
A572 Gr.60
A572 Gr.65
A588 Gr.A
A588 K11430

Chemical composition(mass fraction)(wt.%) of the A588 Gr.B

 

C
Si
Mn
P
S
Cr Ni
0.2 0.15-0.5 0.75-1.35 0.04 0.05 0.4-0.7 ≤0.5
Mo Al Cu Nb Ti V Ce
    0.2-0.4     0.01-0.1  
N Co Pb B Other    
             
             

Mechanical Properties of steel grade A588 Gr.B

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)
421 (≥) 514 (≥) 33 44 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 144

Physical Properties of steel grade A588 Gr.B

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
23 - -     0.22 -  
958 297 - 31.3 421   -  
759 - 11 13.2   422 433

Heat Treatment of steel grade A588 Gr.B

Heat treated : 1557°C - 1281°C

Technological Curves of steel grade A588 Gr.B

Cross Reference Table (Equivalent Grade) of A588 Gr.B

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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