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America UNS K91800 铁、铬焊接用合金 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: K91800 / K91800
Category Grade Standard Region/Area Standard Content
Metals K91800 -- America 铁、铬焊接用合金

Chemical composition(mass fraction)(wt.%) of the K91800

Element Min Max Similar

Mechanical Properties of steel grade K91800

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)
433 (≥) 729 (≥) 44 33 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 121

Physical Properties of steel grade K91800

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
41 - -     0.32 -  
365 227 - 23.3 231   -  
979 - 41 33.2   322 314

Heat Treatment of steel grade K91800

Heat treated : 1154°C - 1831°C

Technological Curves of steel grade K91800

Cross Reference Table (Equivalent Grade) of K91800

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