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X 1 CrNiSi 18 15 4

France AFNOR NF X1CrNiSi18154 stainless steels - part 2: technical delivery conditions for sheet/plate and strip for general purposes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X1CrNiSi18154 / X 1 CrNiSi 18 15 4
Category Grade Standard Region/Area Standard Content
Metals X 1 CrNiSi 18 15 4 NF EN 10088-2 France stainless steels - part 2: technical delivery conditions for sheet/plate and strip for general purposes

Chemical composition(mass fraction)(wt.%) of the X 1 CrNiSi 18 15 4

Element Min Max Similar
Si 3.7000 4.5000 -
S - 0.0100 -
P - 0.0250 -
Ni 14.0000 16.0000 -
N - 0.1000 -
Mo - 0.2000 -
Mn - 2.0000 -
Cr 16.5000 18.5000 -
C - 0.0150 -
Si 3.7000 4.5000 -
S - 0.0100 -
P - 0.0250 -
Ni 14.0000 16.0000 -
N - 0.1100 -
Mo - 0.2000 -
Mn - 2.0000 -
Cr 16.5000 18.5000 -
C - 0.0150 -
Si 3.7000 4.5000 -
S - 0.0100 -
P - 0.0250 -
Ni 14.0000 16.0000 -
N - 0.1100 -
Mo - 0.2000 -
Mn - 2.0000 -
Cr 16.5000 18.5000 -
C - 0.0150 -

Mechanical Properties of steel grade X 1 CrNiSi 18 15 4

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)
637 (≥) 165 (≥) 24 32 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 343

Physical Properties of steel grade X 1 CrNiSi 18 15 4

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 - -     0.43 -  
824 728 - 33.3 344   -  
642 - 14 32.2   112 334

Heat Treatment of steel grade X 1 CrNiSi 18 15 4

Heat treated : 1974°C - 1462°C

Technological Curves of steel grade X 1 CrNiSi 18 15 4

Cross Reference Table (Equivalent Grade) of X 1 CrNiSi 18 15 4

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