S42201 Stainless Steels

S42201 - Specification & Application

Martensitic Chromium Superstrength Steel

Chemical composition(wt.%) of S42201 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.20 0.25
Mn 0.50 1.00
Si 0.20 0.60
P - 0.025
S - 0.025
Cr 11.50 13.50
Ni 0.75 1.25
Mo 0.75 1.25

S42201 - Detail

Martensitic Chromium Superstrength Steel

Mechanical properties of grade S42201

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)
316 (≥) 558 (≥) 13 44 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 212

Physical properties of grade S42201

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
926 (≥) 819 (≥) 44 11 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 313
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
776 472 483

Equivalent Grade

Equivalent Products

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