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France AFNOR NF D1p Dispersoid steels for hot forging. Semi-finished products and bars and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: D1p / D 1p
Category Grade Standard Region/Area Standard Content
Metals D 1p NF A33-111 France Dispersoid steels for hot forging. Semi-finished products and bars

Chemical composition(mass fraction)(wt.%) of the D 1p

Element Min Max Similar

Mechanical Properties of steel grade D 1p

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)
114 (≥) 552 (≥) 23 42 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical Properties of steel grade D 1p

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
42 - -     0.32 -  
845 698 - 23.3 114   -  
491 - 31 11.2   121 433

Heat Treatment of steel grade D 1p

Heat treated : 1114°C - 1163°C

Technological Curves of steel grade D 1p

Cross Reference Table (Equivalent Grade) of D 1p

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