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England B.S. 271-560 Specification for steel forgings for pressure purposes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 271-560 / 271-560
Category Grade Standard Region/Area Standard Content
Metals 271-560 BS 1503 England Specification for steel forgings for pressure purposes

Chemical composition(mass fraction)(wt.%) of the 271-560

Element Min Max Similar

Mechanical Properties of steel grade 271-560

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)
177 (≥) 772 (≥) 41 42 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical Properties of steel grade 271-560

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
31 - -     0.31 -  
319 739 - 31.3 442   -  
428 - 42 11.2   422 333

Heat Treatment of steel grade 271-560

Heat treated : 1356°C - 1245°C

Technological Curves of steel grade 271-560

Cross Reference Table (Equivalent Grade) of 271-560

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