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Description

A620(A) Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: A620(A)

Chemical composition(mass fraction)(wt.%) of the A620(A)

C
Si
Mn
P
S
Cr Ni
 0.08    0.5  0.02 0.03   ≤0.15 ≤0.2 
Mo Al Cu Nb Ti V Ce
≤ 0.06 ≥0.1  ≤ 0.2  
N Co Pb B Other    
             
             

Mechanical Properties of steel grade A620(A)

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)
246 (≥) 231 (≥) 34 23 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 312

Physical Properties of steel grade A620(A)

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 - -     0.12 -  
872 689 - 42.3 324   -  
446 - 21 32.2   121 413

Heat Treatment of steel grade A620(A)

Heat treated : 1496°C - 1649°C

Technological Curves of steel grade A620(A)


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