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India IS YSt240 Steel Tubes for Structural Purposes - Specification and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: YSt240 / YSt 240
Category Grade Standard Region/Area Standard Content
Metals YSt 240 IS 1161 India Steel Tubes for Structural Purposes - Specification

Chemical composition(mass fraction)(wt.%) of the YSt 240

Element Min Max Similar

Mechanical Properties of steel grade YSt 240

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)
923 (≥) 587 (≥) 23 44 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

Physical Properties of steel grade YSt 240

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
44 - -     0.12 -  
482 458 - 42.3 134   -  
869 - 13 31.2   413 421

Heat Treatment of steel grade YSt 240

Heat treated : 1365°C - 1164°C

Technological Curves of steel grade YSt 240

Cross Reference Table (Equivalent Grade) of YSt 240

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