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England B.S. TA44 Specification for forgings of titanium-aluminium-zirconium-molybdenum-silicon alloy (tensile strength 990-1140 N/mm2) (limiting ruling section 65 mm) and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: TA44 / TA 44
Category Grade Standard Region/Area Standard Content
Metals TA 44 BS TA 44 England Specification for forgings of titanium-aluminium-zirconium-molybdenum-silicon alloy (tensile strength 990-1140 N/mm2) (limiting ruling section 65 mm)

Chemical composition(mass fraction)(wt.%) of the TA 44

Element Min Max Similar

Mechanical Properties of steel grade TA 44

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)
253 (≥) 933 (≥) 33 24 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 322

Physical Properties of steel grade TA 44

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 - -     0.42 -  
671 282 - 22.3 442   -  
291 - 41 33.2   343 143

Heat Treatment of steel grade TA 44

Heat treated : 1894°C - 1858°C

Technological Curves of steel grade TA 44

Cross Reference Table (Equivalent Grade) of TA 44

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