2378 Stainless Steels to SS 142378

2378 - Specification & Application

  • SS 142378 - Stainless steel - SS steel 2378

Stainless steel - SS steel 2378

Chemical composition(wt.%) of 2378 grade: to SS 142378

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.02
Si - 0.80
Mn - 1.00
P - 0.030
S - 0.010
Cr 19.50 20.50
Ni 17.50 18.50
Mo 6.00 6.50
Cu 0.50 1.00
N 0.18 0.22

2378 - Detail

Stainless steel - SS steel 2378

Mechanical properties of grade 2378 SS 142378

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)
493 (≥) 555 (≥) 22 23 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 233

Physical properties of grade 2378 SS 142378

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
916 (≥) 386 (≥) 11 14 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 432
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
289 332 668

Equivalent Products

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