X2CrNiMo18-14-3 Stainless Steels

X2CrNiMo18-14-3 - Specification & Application

X2CrNiMo18-14-3

Chemical composition(wt.%) of X2CrNiMo18-14-3 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.030
Si - 1.00
Mn - 2.00
P - 0.045
S - 0.015②
Cr 17.0 19.0
Ni 12.5 15.0
Mo 2.50 3.00
N 0.11 -

X2CrNiMo18-14-3 - Detail

X2CrNiMo18-14-3

Mechanical properties of grade X2CrNiMo18-14-3

Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
221 (≥) 738 (≥) 14 31 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical properties of grade X2CrNiMo18-14-3

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
757 (≥) 129 (≥) 12 22 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 231
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
862 257 361
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