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B674 N08926

America ASTM B674N08926 UNS NO8904、UNS NO8925和UNS NO8926焊接管 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B674N08926 / B674 N08926
Category Grade Standard Region/Area Standard Content
Metals B674 N08926 ASTM B674 America UNS NO8904、UNS NO8925和UNS NO8926焊接管

Chemical composition(mass fraction)(wt.%) of the B674 N08926

Element Min Max Similar

Mechanical Properties of steel grade B674 N08926

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)
355 (≥) 766 (≥) 44 23 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade B674 N08926

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
34 - -     0.24 -  
768 489 - 43.3 224   -  
334 - 33 13.2   234 212

Heat Treatment of steel grade B674 N08926

Heat treated : 1835°C - 1318°C

Technological Curves of steel grade B674 N08926

Cross Reference Table (Equivalent Grade) of B674 N08926

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