S44500 Stainless Steels

S44500 - Specification & Application

High Chromium Copper Heat Resisting Columbium Stabilized Steel

Chemical composition(wt.%) of S44500 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.02
Mn - 1.00
Si - 1.00
P - 0.04
S - 0.012
Cr 19.00 21.00
Ni - 0.60
Mo - -
N - 0.03
Cu 0.30 0.60

S44500 - Detail

High Chromium Copper Heat Resisting Columbium Stabilized Steel

Mechanical properties of grade S44500

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)
539 (≥) 842 (≥) 12 42 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 341

Physical properties of grade S44500

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
658 (≥) 257 (≥) 24 14 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 341
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
692 378 159

Equivalent Products

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