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England B.S. B30/6 Specification for malleable cast iron and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B30/6 / B30/6
Category Grade Standard Region/Area Standard Content
Metals B30/6 BS 6681 England Specification for malleable cast iron

Chemical composition(mass fraction)(wt.%) of the B30/6

Element Min Max Similar

Mechanical Properties of steel grade B30/6

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)
911 (≥) 243 (≥) 34 32 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 223

Physical Properties of steel grade B30/6

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 - -     0.42 -  
517 164 - 44.3 232   -  
456 - 13 33.2   323 244

Heat Treatment of steel grade B30/6

Heat treated : 1469°C - 1182°C

Technological Curves of steel grade B30/6

Cross Reference Table (Equivalent Grade) of B30/6

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