S44300 Stainless Steels

S44300 - Specification & Application

Ferritic Chromium Copper Heat Resisting Steel

Chemical composition(wt.%) of S44300 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.02
Mn - 1.00
Si - 1.00
P - 0.04
S - 0.03
Cr 18.00 23.00
Ni - 0.50
Mo - -
Cu 0.90 1.25

S44300 - Detail

Ferritic Chromium Copper Heat Resisting Steel

Mechanical properties of grade S44300

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)
375 (≥) 527 (≥) 24 12 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 443

Physical properties of grade S44300

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
446 (≥) 176 (≥) 11 21 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 312
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
283 538 588

Equivalent Products

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