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P 355 NL 2

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France AFNOR NF P355NL2 压力平板钢产品-第3部分:可焊接细晶粒钢，正火 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: P355NL2 / P 355 NL 2
Category Grade Standard Region/Area Standard Content
Metals P 355 NL 2 NF EN 10028-3 France 压力平板钢产品-第3部分:可焊接细晶粒钢，正火

Chemical composition(mass fraction)(wt.%) of the P 355 NL 2

Element Min Max Similar
V - 0.1000 -
Ti - 0.0300 -
Si - 0.5000 -
S - 0.0100 -
P - 0.0200 -
Ni - 0.5000 -
Nb+Ti+V - 0.1200 -
Nb - 0.0500 -
N - 0.0120 -
Mo - 0.0800 -
Mn 1.1000 1.7000 -
Cu - 0.3000 -
Cr+Cu+Mo - 0.4500 -
Cr - 0.3000 -
CEV - 0.4300 -
C - 0.1800 -
Al 0.0200 - -

Mechanical Properties of steel grade P 355 NL 2

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)
255 (≥) 185 (≥) 32 11 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 341

Physical Properties of steel grade P 355 NL 2

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
33 - -     0.41 -  
447 871 - 24.3 424   -  
641 - 14 43.2   124 213

Heat Treatment of steel grade P 355 NL 2

Heat treated : 1792°C - 1379°C

Technological Curves of steel grade P 355 NL 2

Cross Reference Table (Equivalent Grade) of P 355 NL 2

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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