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America UNS L05021 Lead tin solder and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: L05021 / L05021
Category Grade Standard Region/Area Standard Content
Metals L05021 -- America Lead tin solder

Chemical composition(mass fraction)(wt.%) of the L05021

Element Min Max Similar

Mechanical Properties of steel grade L05021

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)
631 (≥) 995 (≥) 31 34 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade L05021

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
31 - -     0.21 -  
175 122 - 44.3 333   -  
677 - 23 11.2   321 132

Heat Treatment of steel grade L05021

Heat treated : 1281°C - 1373°C

Technological Curves of steel grade L05021

Cross Reference Table (Equivalent Grade) of L05021

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