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America UNS L50090 Chemical B grade lead and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: L50090 / L50090
Category Grade Standard Region/Area Standard Content
Metals L50090 -- America Chemical B grade lead

Chemical composition(mass fraction)(wt.%) of the L50090

Element Min Max Similar

Mechanical Properties of steel grade L50090

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)
468 (≥) 747 (≥) 22 22 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 422

Physical Properties of steel grade L50090

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 - -     0.43 -  
394 885 - 41.3 111   -  
978 - 44 31.2   122 414

Heat Treatment of steel grade L50090

Heat treated : 1725°C - 1576°C

Technological Curves of steel grade L50090

Cross Reference Table (Equivalent Grade) of L50090

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