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18 15 3 L

France AFNOR NF 18153L 焊材 - 覆盖电极的用于不锈钢和耐热钢的手工电弧焊 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 18153L / 18 15 3 L
Category Grade Standard Region/Area Standard Content
Metals 18 15 3 L NF EN 1600 France 焊材 - 覆盖电极的用于不锈钢和耐热钢的手工电弧焊

Chemical composition(mass fraction)(wt.%) of the 18 15 3 L

Element Min Max Similar
Si - 1.2000 -
S - 0.0250 -
P+S - 0.0500 -
P - 0.0300 -
Ni 14.0000 17.0000 -
Mo 2.5000 3.5000 -
Mn 1.0000 4.0000 -
Fe - - -
Cu - 0.7500 -
Cr 16.5000 19.5000 -
C - 0.0400 -

Mechanical Properties of steel grade 18 15 3 L

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)
285 (≥) 455 (≥) 41 14 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 313

Physical Properties of steel grade 18 15 3 L

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 - -     0.24 -  
657 746 - 24.3 232   -  
679 - 23 44.2   421 312

Heat Treatment of steel grade 18 15 3 L

Heat treated : 1978°C - 1761°C

Technological Curves of steel grade 18 15 3 L

Cross Reference Table (Equivalent Grade) of 18 15 3 L

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