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TA39

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England B.S. TA39 Specification for forging stock of titanium-aluminium-molybdenum-tin-silicon-carbon alloy (tensile strength 1250-1420 N/mm2) (limiting ruling section 25 mm) and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: TA39 / TA39
Category Grade Standard Region/Area Standard Content
Metals TA39 BS TA 39 England Specification for forging stock of titanium-aluminium-molybdenum-tin-silicon-carbon alloy (tensile strength 1250-1420 N/mm2) (limiting ruling section 25 mm)

Chemical composition(mass fraction)(wt.%) of the TA39

Element Min Max Similar
Ti - - -
Sn 3.0000 5.0000 -
Si 0.3000 0.7000 -
O - 0.2500 -
N - 0.0500 -
Mo 3.0000 5.0000 -
H - 0.0125 -
Fe - 0.2000 -
C 0.0500 0.2000 -
Al 3.0000 5.0000 -

Mechanical Properties of steel grade TA39

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)
552 (≥) 218 (≥) 12 12 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 443

Physical Properties of steel grade TA39

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
23 - -     0.24 -  
757 193 - 33.3 321   -  
433 - 11 11.2   211 312

Heat Treatment of steel grade TA39

Heat treated : 1656°C - 1266°C

Technological Curves of steel grade TA39

Cross Reference Table (Equivalent Grade) of TA39

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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