EN 2.4889 (NiCr28FeSiCe) Nickel Alloy
Superalloys & Heat-Resistant Alloys
Property Overview
Density8g/cm³
Elastic Modulus200GPa
Tensile Strength720MPa
Yield Strength240MPa
Brinell Hardness220HB
Maximum Service Temperature1200°C
Chemical Composition
C
0.050 to 0.12%
CR
26 to 29%
NI
45 to 50.4%
MN
0 to 1.0%
SI
2.5 to 3.0%
P
0 to 0.020%
S
0 to 0.010%
CU
0 to 0.3%
CE
0.030 to 0.090%
FE
21 to 25%
Mechanical
A - Min. elongation at fracture (%) (+AT)
35
+AT
Elastic (Young's, Tensile) Modulus
200 GPa
Elongation at Break
39 %
Fatigue Strength
210 MPa
Poisson's Ratio
0.28
R p0.2 0.2% proof strength (MPa) (+AT)
240
+AT
Rm - Tensile strength (MPa) (+AT)
620-820
+AT
Shear Modulus
77 GPa
Shear Strength
490 MPa
Tensile Strength: Ultimate (UTS)
720 MPa
Tensile Strength: Yield (Proof)
270 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
Brinell Hardness
190
Brinell hardness (HB): (+AT)
220
+AT
Physical
Density
8.0 g/cm 3
Thermal
Latent Heat of Fusion
350 J/g
Maximum Temperature: Mechanical
1200 °C
Melting Completion (Liquidus)
1350 °C
Melting Onset (Solidus)
1300 °C
Specific Heat Capacity
480 J/kg-K
Thermal Conductivity
13 W/m-K
Thermal Diffusivity
3.4 mm 2 /s
Thermal Expansion
14 µm/m-K
Thermal Shock Resistance
19 points
Electrical
Electrical Conductivity: Equal Volume
1.5 % IACS
Electrical Conductivity: Equal Weight (Specific)
1.6 % IACS
Calculated
PREN (Pitting Resistance)
28
Resilience: Ultimate (Unit Rupture Work)
220 MJ/m 3
Resilience: Unit (Modulus of Resilience)
180 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
25 points
Strength to Weight: Bending
22 points
Environmental
Base Metal Price
42 % relative
Embodied Carbon
6.9 kg CO 2 /kg material
Embodied Energy
98 MJ/kg
Embodied Energy
98 MJ/kg 42 x 10 3 BTU/lb
Embodied Water
250 L/kg
Embodied Water
250 L/kg 30 gal/lb
Registered Designations & Aliases
2.48892.4889EN 2.4889 (NiCr28FeSiCe) Nickel AlloyNiCr28FeSiCeNiCr28FeSiCe
Standards
EN 10095 EN 10095: 1999 Heat Resisting Steels and Nickel Alloys
EN 10095 EN 10095: Heat resisting steels and nickel alloys
EN 10095 EN 10095: Heat resisting steels and nickel alloys Engineering Properties of Nickel and Nickel Alloys, John L. Everhart, 1971 Nickel Alloys, Ulrich Heubner (editor), 1998