S44003 Stainless Steels

S44003 - Specification & Application

Hardenable Chromium Stainless Steel

Chemical composition(wt.%) of S44003 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.75 0.95
Mn - 1.00
Si - 1.00
P - 0.04
S - 0.03
Cr 16.00 18.00
Ni - -
Mo - 0.75

S44003 - Detail

Hardenable Chromium Stainless Steel

Mechanical properties of grade S44003

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)
857 (≥) 174 (≥) 43 32 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 423

Physical properties of grade S44003

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
679 (≥) 238 (≥) 22 44 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 123
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
231 335 466

Equivalent Products

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