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France AFNOR NF L360NB 对接焊接管件 - 第2部分:有特殊检验要求非合金和铁素体合金钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: L360NB / L 360 NB
Category Grade Standard Region/Area Standard Content
Metals L 360 NB NF EN 10253-2 France 对接焊接管件 - 第2部分:有特殊检验要求非合金和铁素体合金钢

Chemical composition(mass fraction)(wt.%) of the L 360 NB

Element Min Max Similar
V+Nb+Ti - 0.1500 -
V - 0.1000 -
Ti - 0.0400 -
Si - 0.4500 -
S - 0.0200 -
P - 0.0250 -
Other - - -
Ni - 0.3000 -
Nb - 0.0500 -
N - 0.0120 -
Mo - 0.1000 -
Mn - 1.6000 -
Cu - 0.2500 -
Cr - 0.3000 -
CEV - 0.4500 -
C - 0.2000 -
Al 0.0150 0.0600 -
V+Nb+Ti - 0.1500 -
V - 0.1000 -
Ti - 0.0400 -
Si - 0.4500 -
S - 0.0200 -
P - 0.0250 -
Ni - 0.3000 -
Nb - 0.0500 -
N - 0.0120 -
Mo - 0.1000 -
Mn - 1.6000 -
Cu - 0.2500 -
Cr - 0.3000 -
CEV - 0.4500 -
C - 0.2000 -
Al 0.0150 0.0600 -

Mechanical Properties of steel grade L 360 NB

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)
679 (≥) 676 (≥) 34 21 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 332

Physical Properties of steel grade L 360 NB

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
34 - -     0.22 -  
594 877 - 41.3 311   -  
274 - 44 43.2   332 311

Heat Treatment of steel grade L 360 NB

Heat treated : 1684°C - 1969°C

Technological Curves of steel grade L 360 NB

Cross Reference Table (Equivalent Grade) of L 360 NB

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