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China GB HTP3 电缆护套用铅合金锭 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: HTP3 / HTP 3
Category Grade Standard Region/Area Standard Content
Metals HTP 3 GB/T 26011 China 电缆护套用铅合金锭

Chemical composition(mass fraction)(wt.%) of the HTP 3

Element Min Max Similar
Zn - - -
Sn - 0.5000 -
Pb 3.5000 4.5000 -
Others total - 1.2000 -
Fe - 0.5000 -
Cu 56.0000 58.0000 -

Mechanical Properties of steel grade HTP 3

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)
985 (≥) 667 (≥) 31 31 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 132

Physical Properties of steel grade HTP 3

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
11 - -     0.34 -  
259 462 - 34.3 143   -  
858 - 21 21.2   233 433

Heat Treatment of steel grade HTP 3

Heat treated : 1491°C - 1275°C

Technological Curves of steel grade HTP 3

Cross Reference Table (Equivalent Grade) of HTP 3

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