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CEW Grade 460

India IS CEWGrade460 Boiler and supherheater tubes for marine and naval purposes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: CEWGrade460 / CEW Grade 460
Category Grade Standard Region/Area Standard Content
Metals CEW Grade 460 IS 2416 India Boiler and supherheater tubes for marine and naval purposes

Chemical composition(mass fraction)(wt.%) of the CEW Grade 460

Element Min Max Similar
Sn - 0.0300 -
Si - 0.3500 -
S - 0.0500 -
P - 0.0500 -
Mo - 1.0000 -
Mn 0.3500 1.4000 -
Cu - 0.2500 -
Cr - 2.2500 -
C 0.0800 0.2500 -
Al - 0.0200 -

Mechanical Properties of steel grade CEW Grade 460

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)
688 (≥) 583 (≥) 34 22 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 244

Physical Properties of steel grade CEW Grade 460

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 - -     0.34 -  
474 538 - 11.3 312   -  
187 - 14 11.2   421 244

Heat Treatment of steel grade CEW Grade 460

Heat treated : 1657°C - 1973°C

Technological Curves of steel grade CEW Grade 460

Cross Reference Table (Equivalent Grade) of CEW Grade 460

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