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EN 1.7233 Steel vs. EN 2.4889 Nickel

EN 1.7233 steel belongs to the iron alloys classification, while EN 2.4889 nickel belongs to the nickel alloys. They have a modest 25% of their average alloy composition in common, which, by itself, doesn't mean much.

For each property being compared, the top bar is EN 1.7233 steel and the bottom bar is EN 2.4889 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 290
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 18 to 23
39
Fatigue Strength, MPa 270 to 530
210
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 450 to 590
490
Tensile Strength: Ultimate (UTS), MPa 700 to 960
720
Tensile Strength: Yield (Proof), MPa 380 to 780
270

Thermal Properties

Latent Heat of Fusion, J/g 250
350
Maximum Temperature: Mechanical, °C 430
1200
Melting Completion (Liquidus), °C 1460
1350
Melting Onset (Solidus), °C 1420
1300
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 39
13
Thermal Expansion, µm/m-K 13
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 3.0
42
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.6
6.9
Embodied Energy, MJ/kg 21
98
Embodied Water, L/kg 53
250

Common Calculations

PREN (Pitting Resistance) 3.3
28
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 200
220
Resilience: Unit (Modulus of Resilience), kJ/m3 380 to 1630
180
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 25 to 34
25
Strength to Weight: Bending, points 22 to 28
22
Thermal Diffusivity, mm2/s 11
3.4
Thermal Shock Resistance, points 21 to 28
19

Alloy Composition

Carbon (C), % 0.39 to 0.45
0.050 to 0.12
Cerium (Ce), % 0
0.030 to 0.090
Chromium (Cr), % 1.2 to 1.5
26 to 29
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 96.2 to 97.5
21 to 25
Manganese (Mn), % 0.4 to 0.7
0 to 1.0
Molybdenum (Mo), % 0.5 to 0.7
0
Nickel (Ni), % 0
45 to 50.4
Phosphorus (P), % 0 to 0.025
0 to 0.020
Silicon (Si), % 0 to 0.4
2.5 to 3.0
Sulfur (S), % 0 to 0.035
0 to 0.010