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HPb61-1-2-1

China GB HPb61-1-2-1 加工铜及铜合金牌号和化学成分 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: HPb61-1-2-1 / HPb61-1-2-1
Category Grade Standard Region/Area Standard Content
Metals HPb61-1-2-1 GB/T 5231 China 加工铜及铜合金牌号和化学成分

Chemical composition(mass fraction)(wt.%) of the HPb61-1-2-1

Element Min Max Similar
Zn - - -
Sn 0.3000 1.5000 -
Pb 1.0000 2.5000 -
Others total - 0.4000 -
Cu 59.0000 62.0000 -
As 0.0200 0.2500 -

Mechanical Properties of steel grade HPb61-1-2-1

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)
728 (≥) 579 (≥) 44 23 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 312

Physical Properties of steel grade HPb61-1-2-1

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 - -     0.31 -  
997 667 - 41.3 131   -  
397 - 23 31.2   333 221

Heat Treatment of steel grade HPb61-1-2-1

Heat treated : 1185°C - 1651°C

Technological Curves of steel grade HPb61-1-2-1

Cross Reference Table (Equivalent Grade) of HPb61-1-2-1

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