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Timetal 685

Global 企业标准 Timetal685 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Timetal685 / Timetal 685
Category Grade Standard Region/Area Standard Content
Metals Timetal 685 -- Global

Chemical composition(mass fraction)(wt.%) of the Timetal 685

Element Min Max Similar
Zr 4.5000 6.0000 -
Total Others - 0.4000 -
Total Each - 0.1000 -
Ti - - -
Si 0.0150 0.3500 -
O - 0.2000 -
N - 0.0300 -
Mo 0.2500 0.7500 -
H - 0.0100 -
Fe - 0.0500 -
C - 0.0800 -
Al 5.7000 6.3000 -

Mechanical Properties of steel grade Timetal 685

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)
197 (≥) 331 (≥) 14 11 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical Properties of steel grade Timetal 685

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
11 - -     0.33 -  
891 472 - 13.3 343   -  
342 - 23 12.2   242 341

Heat Treatment of steel grade Timetal 685

Heat treated : 1772°C - 1262°C

Technological Curves of steel grade Timetal 685

Cross Reference Table (Equivalent Grade) of Timetal 685

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