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France AFNOR NF P700B Pressure vessels. Seamless steel gas vessels. Types of steels. Semi finished products and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: P700B / P 700 B
Category Grade Standard Region/Area Standard Content
Metals P 700 B NF A49-900 France Pressure vessels. Seamless steel gas vessels. Types of steels. Semi finished products

Chemical composition(mass fraction)(wt.%) of the P 700 B

Element Min Max Similar

Mechanical Properties of steel grade P 700 B

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)
981 (≥) 625 (≥) 31 32 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical Properties of steel grade P 700 B

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 - -     0.24 -  
792 646 - 43.3 414   -  
717 - 31 41.2   214 321

Heat Treatment of steel grade P 700 B

Heat treated : 1187°C - 1569°C

Technological Curves of steel grade P 700 B

Cross Reference Table (Equivalent Grade) of P 700 B

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