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China YS SnBi58 无铅锡基焊料 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SnBi58 / SnBi58
Category Grade Standard Region/Area Standard Content
Metals SnBi58 YS/T 747 China 无铅锡基焊料

Chemical composition(mass fraction)(wt.%) of the SnBi58

Element Min Max Similar
Ni - 0.0500 -
Cd - 0.0020 -
Al - 0.0050 -
As - 0.0100 -
Fe - 0.0200 -
Pb - 0.0500 -
Zn - 0.0050 -
Sb - 0.1000 -
Bi 57.0000 59.0000 -
Cu - 0.0800 -
Ag - 0.1000 -
Sn - - -

Mechanical Properties of steel grade SnBi58

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)
334 (≥) 323 (≥) 33 42 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 114

Physical Properties of steel grade SnBi58

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
42 - -     0.32 -  
717 694 - 34.3 142   -  
255 - 24 13.2   221 312

Heat Treatment of steel grade SnBi58

Heat treated : 1616°C - 1193°C

Technological Curves of steel grade SnBi58

Cross Reference Table (Equivalent Grade) of SnBi58

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