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B348 Grade 25

America ASTM B348Grade25 钛及钛合金棒和坯锭 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B348Grade25 / B348 Grade 25
Category Grade Standard Region/Area Standard Content
Metals B348 Grade 25 ASTM B348 America 钛及钛合金棒和坯锭

Chemical composition(mass fraction)(wt.%) of the B348 Grade 25

Element Min Max Similar

Mechanical Properties of steel grade B348 Grade 25

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)
172 (≥) 534 (≥) 42 34 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 324

Physical Properties of steel grade B348 Grade 25

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
31 - -     0.12 -  
857 647 - 43.3 224   -  
987 - 42 14.2   323 321

Heat Treatment of steel grade B348 Grade 25

Heat treated : 1559°C - 1599°C

Technological Curves of steel grade B348 Grade 25

Cross Reference Table (Equivalent Grade) of B348 Grade 25

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