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England B.S. TA55 Specification for forgings of titanium-copper alloy (tensile strength 650-880 N/mm2) (limiting ruling section 75 mm) and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: TA55 / TA 55
Category Grade Standard Region/Area Standard Content
Metals TA 55 BS TA 55 England Specification for forgings of titanium-copper alloy (tensile strength 650-880 N/mm2) (limiting ruling section 75 mm)

Chemical composition(mass fraction)(wt.%) of the TA 55

Element Min Max Similar

Mechanical Properties of steel grade TA 55

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)
795 (≥) 335 (≥) 24 13 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 121

Physical Properties of steel grade TA 55

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
14 - -     0.43 -  
431 312 - 41.3 223   -  
965 - 23 31.2   243 443

Heat Treatment of steel grade TA 55

Heat treated : 1974°C - 1437°C

Technological Curves of steel grade TA 55

Cross Reference Table (Equivalent Grade) of TA 55

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