N07750 Superalloys

N07750 - Specification & Application

Ni-Cr Alloy Precipitation Hardenable

Chemical composition(wt.%) of N07750 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.08
Mn - 1.0
Si - 0.5
S - 0.01
P - 0.015
Cu - 0.5
Fe 5.0 9.0
Co - 1.0
Nb 0.70 1.20
Cr 14.0 17.0
Ni 70 -
Al 0.40 1.00
Ti 2.25 2.75

N07750 - Detail

N07750, High-temperature resisting material

Mechanical properties of grade N07750

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)
449 (≥) 351 (≥) 33 11 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical properties of grade N07750

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
257 (≥) 965 (≥) 34 33 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 312
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
925 821 286

Equivalent Products

We can customize the production of N07750 grade, contact us for the best solution.
sales@specificsteel.com