EN 2.4650 (NiCo20Cr20MoTi) Nickel Alloy
Nickel Alloys
Property Overview
Density8.5g/cm³
Elastic Modulus210GPa
Tensile Strength970MPa
Yield Strength570MPa
Brinell HardnessUnknown
Maximum Service Temperature1010°C
Chemical Composition
C
0.040 to 0.080%
CR
19 to 21%
NI
46.9 to 54.2%
MO
5.6 to 6.1%
MN
0 to 0.6%
SI
0 to 0.4%
P
0 to 0.020%
S
0 to 0.0070%
CU
0 to 0.2%
TI
1.9 to 2.4%
AL
0.3 to 0.6%
CO
19 to 21%
B
0 to 0.0050%
FE
0 to 0.7%
Mechanical
A - Min. elongation at fracture (%) (+P)
30
+P
Elastic (Young's, Tensile) Modulus
210 GPa
Elongation at Break
34 %
Fatigue Strength
480 MPa
Poisson's Ratio
0.29
R p0.2 0.2% proof strength (MPa) (+P)
570
+P
Rm - Tensile strength (MPa) (+P)
970
+P
Shear Modulus
80 GPa
Shear Strength
730 MPa
Tensile Strength: Ultimate (UTS)
1090 MPa
Tensile Strength: Yield (Proof)
650 MPa
Hardness
+A Soft annealed +AC Annealed to achieve spheroidization of the carbides +AR As rolled +AT Solution annealed +C Cold drawn / hard +CR Cold rolled +FP Treated to ferrite-pearlite structure and hardness range +I Isothermal annealing +LC Cold drawn / soft +M Thermo mechanical rolling +N Normalized +NT Normalized and tempered
+P Precipitation hardened +PE Peeled +QA Air quenched and tempered +QL Liquid quenched and tempered +QT Quenched and tempered +S Treated to improve shearability +SH As rolled and turned +SR Cold drawn and stress relieved +T Tempered +TH Treated to hardness range +WW Warm worked +U Untreated
+A
Physical
Density
8.5 g/cm 3
Thermal
Latent Heat of Fusion
320 J/g
Maximum Temperature: Mechanical
1010 °C
Melting Completion (Liquidus)
1400 °C
Melting Onset (Solidus)
1350 °C
Specific Heat Capacity
450 J/kg-K
Thermal Conductivity
12 W/m-K
Thermal Diffusivity
3.1 mm 2 /s
Thermal Expansion
11 µm/m-K
Thermal Shock Resistance
33 points
Electrical
Electrical Conductivity: Equal Volume
1.5 % IACS
Electrical Conductivity: Equal Weight (Specific)
1.6 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
320 MJ/m 3
Resilience: Unit (Modulus of Resilience)
1030 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
23 points
Strength to Weight: Axial
36 points
Strength to Weight: Bending
28 points
Environmental
Base Metal Price
80 % relative
Embodied Carbon
10 kg CO 2 /kg material
Embodied Energy
140 MJ/kg
Embodied Energy
140 MJ/kg 61 x 10 3 BTU/lb
Embodied Water
360 L/kg
Embodied Water
360 L/kg 43 gal/lb
Registered Designations & Aliases
2.46502.4650EN 2.4650 (NiCo20Cr20MoTi) Nickel AlloyNiCo20Cr20MoTiNiCo20Cr20MoTi
Standards
EN 10302 EN 10302: 2008 Creep resisting steels, nickel and cobalt alloys
EN 10302 EN 10302: Creep resisting steels, nickel and cobalt alloys
EN 10302 EN 10302: Creep resisting steels, nickel and cobalt alloys Engineering Properties of Nickel and Nickel Alloys, John L. Everhart, 1971 Nickel Alloys, Ulrich Heubner (editor), 1998