S44401 Stainless Steels

S44401 - Specification & Application

Chromium Molybdenum Stainless Steel

Chemical composition(wt.%) of S44401 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.025
Mn - 1.00
Si - -
P - 0.03
S - 0.03
Cr 17.50 19.50
Ni - 1.00
Mo 1.75 2.50
N - 0.035

S44401 - Detail

Chromium Molybdenum Stainless Steel

Mechanical properties of grade S44401

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)
829 (≥) 736 (≥) 42 33 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 313

Physical properties of grade S44401

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
326 (≥) 114 (≥) 14 22 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 331
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
621 864 295

Equivalent Products

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