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B891 Grade 26H

America ASTM B891Grade26H 装整体散热片的无缝和焊接钛钛合金冷凝器和热交换器规范 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B891Grade26H / B891 Grade 26H
Category Grade Standard Region/Area Standard Content
Metals B891 Grade 26H ASTM B891 America 装整体散热片的无缝和焊接钛钛合金冷凝器和热交换器规范

Chemical composition(mass fraction)(wt.%) of the B891 Grade 26H

Element Min Max Similar
Total Others - 0.4000 -
Total Each - 0.1000 -
Ti - - -
Ru 0.0800 0.1400 -
O - 0.2500 -
N - 0.0300 -
H - 0.0150 -
Fe - 0.3000 -
C - 0.0800 -

Mechanical Properties of steel grade B891 Grade 26H

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)
737 (≥) 848 (≥) 12 22 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 312

Physical Properties of steel grade B891 Grade 26H

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
42 - -     0.13 -  
489 694 - 21.3 442   -  
561 - 12 21.2   232 144

Heat Treatment of steel grade B891 Grade 26H

Heat treated : 1381°C - 1554°C

Technological Curves of steel grade B891 Grade 26H

Cross Reference Table (Equivalent Grade) of B891 Grade 26H

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