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China GJB ZTiAl4 钛及钛合金熔模精密铸件规范 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ZTiAl4 / ZTiAl4
Category Grade Standard Region/Area Standard Content
Metals ZTiAl4 GJB 2896A China 钛及钛合金熔模精密铸件规范

Chemical composition(mass fraction)(wt.%) of the ZTiAl4

Element Min Max Similar
Al 3.3000 4.7000 -
Ti - - -
Fe - 0.3000 -
Si - 0.1500 -
C - 0.1000 -
N - 0.0400 -
H - 0.0150 -
O - 0.2000 -
Others total - 0.1000 -
Total Others - 0.4000 -

Mechanical Properties of steel grade ZTiAl4

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)
871 (≥) 582 (≥) 42 21 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 341

Physical Properties of steel grade ZTiAl4

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 - -     0.43 -  
495 726 - 24.3 334   -  
438 - 31 22.2   232 344

Heat Treatment of steel grade ZTiAl4

Heat treated : 1464°C - 1347°C

Technological Curves of steel grade ZTiAl4

Cross Reference Table (Equivalent Grade) of ZTiAl4

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