A 743 J91422 Stainless Steels to A 743/A 743M (2013)

A 743 J91422 - Specification & Application

  • A 743/A 743M (2013) - Castings, Iron-Chromium, Iron-Chromium-Nickel, Corrosion Resistant, for General Application

Castings, Iron-Chromium, Iron-Chromium-Nickel, Corrosion Resistant, for General Application

Chemical composition(wt.%) of A 743 J91422 grade: to A 743/A 743M (2013)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.22
Si - 0.40
Mn - 0.75
P - -
S - -
Ni - 0.75
Cr - 12.50
Al - -
Cu - -
Ti - -
Fe - remaining
N - -
Mo - 1.00
W - 1.00
V - 0.22

A 743 J91422 - Detail

Castings, Iron-Chromium, Iron-Chromium-Nickel, Corrosion Resistant, for General Application

Mechanical properties of grade A 743 J91422 A 743/A 743M (2013)

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)
653 (≥) 592 (≥) 43 41 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical properties of grade A 743 J91422 A 743/A 743M (2013)

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
145 (≥) 197 (≥) 42 42 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 441
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
428 451 115
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