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China GJB TB6 航空结构件用钛合金棒材规范 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: TB6 / TB6
Category Grade Standard Region/Area Standard Content
Metals TB6 GJB 1538A China 航空结构件用钛合金棒材规范

Chemical composition(mass fraction)(wt.%) of the TB6

Element Min Max Similar
Ti - - -
Al 2.6000 3.4000 -
V 9.0000 11.0000 -
Fe 1.6000 2.2000 -
C - 0.0500 -
N - 0.0500 -
H - 0.0125 -
O - 0.1300 -
Y - 0.0050 -
Others total - 0.1000 -
Total Others - 0.3000 -

Mechanical Properties of steel grade TB6

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)
899 (≥) 659 (≥) 22 43 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade TB6

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
34 - -     0.44 -  
327 741 - 44.3 423   -  
561 - 22 23.2   422 343

Heat Treatment of steel grade TB6

Heat treated : 1426°C - 1814°C

Technological Curves of steel grade TB6

Cross Reference Table (Equivalent Grade) of TB6

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