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SA-29 Grade 51L47

America ASME SA-29Grade51L47 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 51L47 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 51L47

Element Min Max Similar
Si 0.1500 0.3500 -
S - 0.0400 -
Pb 0.1500 0.3500 -
P - 0.0350 -
Ni - 0.2500 -
Mo - 0.0600 -
Mn 0.7000 0.9500 -
Cu - 0.3500 -
Cr 0.8500 1.1500 -
C 0.4600 0.5100 -

Mechanical Properties of steel grade SA-29 Grade 51L47

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)
989 (≥) 557 (≥) 43 43 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 322

Physical Properties of steel grade SA-29 Grade 51L47

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
34 - -     0.34 -  
397 386 - 42.3 143   -  
548 - 32 13.2   331 224

Heat Treatment of steel grade SA-29 Grade 51L47

Heat treated : 1665°C - 1956°C

Technological Curves of steel grade SA-29 Grade 51L47

Cross Reference Table (Equivalent Grade) of SA-29 Grade 51L47

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