NCF751 Stainless Steels to D 3531 (2007)

NCF751 - Specification & Application

  • D 3531 (2007) - Corrosion - resisting and heat - resisting superalloy bars
  • D 3532 (2002) - Corrosion - resisting and heat - resisting superalloy plates and sheets

Corrosion - resisting and heat - resisting superalloy plates and sheets

Chemical composition(wt.%) of NCF751 grade: to D 3531 (2007)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.10
Si - 0.50
Mn - 1.00
P - 0.030
S - 0.015
Cr 14.00 17.00
Ni 70.00 -
Cu - 0.50
Al 0.90 1.50
Ti 2.00 2.60
Fe 5.00 9.00
Nb+Ta 0.70 1.20

NCF751 - Detail

Corrosion - resisting and heat - resisting superalloy plates and sheets

Mechanical properties of grade NCF751 D 3531 (2007)

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)
479 (≥) 643 (≥) 11 33 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 142

Physical properties of grade NCF751 D 3531 (2007)

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
415 (≥) 948 (≥) 11 31 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 342
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
645 647 798

Equivalent Products

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