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SA-29 Grade 44L22

America ASME SA-29Grade44L22 热加工与冷精整碳钢和合金钢棒材通用要求 and Mechanical Properties, Chemical Element, Cross Reference.

Category Grade Standard Region/Area Standard Content
Metals SA-29 Grade 44L22 ASME SA-29/SA-29M America 热加工与冷精整碳钢和合金钢棒材通用要求

Chemical composition(mass fraction)(wt.%) of the SA-29 Grade 44L22

Element Min Max Similar

Mechanical Properties of steel grade SA-29 Grade 44L22

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)
382 (≥) 988 (≥) 41 42 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade SA-29 Grade 44L22

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
33 - -     0.11 -  
838 692 - 41.3 212   -  
977 - 32 31.2   323 141

Heat Treatment of steel grade SA-29 Grade 44L22

Heat treated : 1796°C - 1514°C

Technological Curves of steel grade SA-29 Grade 44L22

Cross Reference Table (Equivalent Grade) of SA-29 Grade 44L22

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