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England B.S. 221-410 Specification for steel forgings for pressure purposes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 221-410 / 221-410
Category Grade Standard Region/Area Standard Content
Metals 221-410 BS 1503 England Specification for steel forgings for pressure purposes

Chemical composition(mass fraction)(wt.%) of the 221-410

Element Min Max Similar

Mechanical Properties of steel grade 221-410

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)
863 (≥) 312 (≥) 31 23 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical Properties of steel grade 221-410

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 - -     0.41 -  
833 651 - 23.3 443   -  
792 - 11 12.2   232 414

Heat Treatment of steel grade 221-410

Heat treated : 1971°C - 1112°C

Technological Curves of steel grade 221-410

Cross Reference Table (Equivalent Grade) of 221-410

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