S42400 Stainless Steels

S42400 - Specification & Application

Ferritic Chromium Nickel Molybdenum Stainless Steel

Chemical composition(wt.%) of S42400 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.06
Mn 0.50 1.00
Si 0.30 0.60
P - 0.03
S - 0.03
Cr 12.00 14.00
Ni 3.50 4.50
Mo 0.30 0.70

S42400 - Detail

Ferritic Chromium Nickel Molybdenum Stainless Steel

Mechanical properties of grade S42400

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)
696 (≥) 122 (≥) 24 43 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical properties of grade S42400

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
677 (≥) 993 (≥) 41 44 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 211
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
786 586 935

Equivalent Grade

Equivalent Products

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