Waspaloy Stainless Steels to SAE AMS 5708K (2008)

Waspaloy - Specification & Application

  • SAE AMS 5708K (2008) - Nickel Alloy, Corrosion and Heat-Resistant, Bars, Wire Forgings, and Rings 58Ni - 19.5Cr - 13.5Co - 4.3Mo - 3.0Ti - 1.4Al Consumable Electrode or Vacuum Induction Melted 1975°F (1079°C) Solution Heat Treated

Nickel Alloy, Corrosion and Heat-Resistant, Bars, Wire Forgings, and Rings 58Ni - 19.5Cr - 13.5Co - 4.3Mo - 3.0Ti - 1.4Al Consumable Electrode or Vacuum Induction Melted 1975°F (1079°C) Solution Heat Treated

Chemical composition(wt.%) of Waspaloy grade: to SAE AMS 5708K (2008)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.07
Si - 0.10
Mn - 0.10
Cr - 19.75
Ni - remaining
Mo - 4.45
Co - 14.00
W - -
Al - 1.40
Cu - -
Ti - 3.00
Fe - 0.75
B - 0.005
Zr - 0.04

Waspaloy - Detail

Nickel Alloy, Corrosion and Heat-Resistant, Bars, Wire Forgings, and Rings 58Ni - 19.5Cr - 13.5Co - 4.3Mo - 3.0Ti - 1.4Al Consumable Electrode or Vacuum Induction Melted 1975°F (1079°C) Solution Heat Treated

Mechanical properties of grade Waspaloy SAE AMS 5708K (2008)

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)
776 (≥) 189 (≥) 14 24 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical properties of grade Waspaloy SAE AMS 5708K (2008)

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
823 (≥) 853 (≥) 44 13 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 112
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
633 133 775

Equivalent Products

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