HS 25 Superalloys to AMS 5796

HS 25 - Specification & Application

  • AMS 5796 - Cobalt Alloy, Corrosion and Heat-Resistant, Welding Wire, 52Co - 20Cr - 10Ni - 15W
  • AMS 5759 - Cobalt Alloy, Corrosion and Heat-Resistant, Bars, Forgings, and Rings, 52Co - 20Cr - 10Ni - 15W

Cobalt Alloy, Corrosion and Heat-Resistant, Welding Wire, 52Co - 20Cr - 10Ni - 15W

Chemical composition(wt.%) of HS 25 grade: to AMS 5796

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.05 0.15
Mn 1.00 2.00
P - 0.40
S - 0.03
Si - 0.40
Cr 19.00 21.00
Ni 9.00 11.00
Co - Bal
Fe - 3.0
W 14.00 16.00

HS 25 - Detail

Haynes 25™ has an excellent temperature strength and oxidation resistance to 2000 ºF. Haynes 25™ is hot formable between 1900 ºF- 2300 ºF. Also known as Alloy L605, it is better to cold-work Haynes 25™ for bending, spinning and drawing the components.

Mechanical properties of grade HS 25 AMS 5796

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)
666 (≥) 986 (≥) 34 11 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical properties of grade HS 25 AMS 5796

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
463 (≥) 395 (≥) 22 44 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 222
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
492 565 552

Equivalent Products

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