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B338 Grade 39

America ASTM B338Grade39 冷凝器和热交换器用无缝及焊接钛与钛合金管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B338Grade39 / B338 Grade 39
Category Grade Standard Region/Area Standard Content
Metals B338 Grade 39 ASTM B338 America 冷凝器和热交换器用无缝及焊接钛与钛合金管

Chemical composition(mass fraction)(wt.%) of the B338 Grade 39

Element Min Max Similar
C - 0.0800 -
Si 0.3000 0.5000 -
Ti - - -
N - 0.0300 -
Fe 0.1500 0.4000 -
H - 0.0150 -
O - 0.1500 -
Others each - 0.1000 -
Others total - 0.4000 -

Mechanical Properties of steel grade B338 Grade 39

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)
548 (≥) 853 (≥) 12 11 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical Properties of steel grade B338 Grade 39

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 - -     0.23 -  
812 962 - 41.3 311   -  
524 - 13 12.2   424 313

Heat Treatment of steel grade B338 Grade 39

Heat treated : 1647°C - 1594°C

Technological Curves of steel grade B338 Grade 39

Cross Reference Table (Equivalent Grade) of B338 Grade 39

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