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ZHLSn20PbB

China GB ZHLSn20PbB 铸造锡铅焊料 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ZHLSn20PbB / ZHLSn20PbB
Category Grade Standard Region/Area Standard Content
Metals ZHLSn20PbB GB/T 8012 China 铸造锡铅焊料

Chemical composition(mass fraction)(wt.%) of the ZHLSn20PbB

Element Min Max Similar

Mechanical Properties of steel grade ZHLSn20PbB

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)
135 (≥) 449 (≥) 22 24 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical Properties of steel grade ZHLSn20PbB

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
24 - -     0.24 -  
117 428 - 42.3 234   -  
333 - 21 43.2   323 331

Heat Treatment of steel grade ZHLSn20PbB

Heat treated : 1572°C - 1334°C

Technological Curves of steel grade ZHLSn20PbB

Cross Reference Table (Equivalent Grade) of ZHLSn20PbB

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