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EN 1.4578 Stainless Steel vs. Grade M35-2 Nickel

EN 1.4578 stainless steel belongs to the iron alloys classification, while grade M35-2 nickel belongs to the nickel alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.4578 stainless steel and the bottom bar is grade M35-2 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
160
Elongation at Break, % 51
28
Fatigue Strength, MPa 200
160
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 77
62
Tensile Strength: Ultimate (UTS), MPa 550
500
Tensile Strength: Yield (Proof), MPa 200
230

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Mechanical, °C 930
900
Melting Completion (Liquidus), °C 1430
1280
Melting Onset (Solidus), °C 1390
1230
Specific Heat Capacity, J/kg-K 470
430
Thermal Conductivity, W/m-K 14
22
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
3.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 19
55
Density, g/cm3 7.9
8.8
Embodied Carbon, kg CO2/kg material 3.7
8.1
Embodied Energy, MJ/kg 51
110
Embodied Water, L/kg 160
250

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
120
Resilience: Unit (Modulus of Resilience), kJ/m3 100
170
Stiffness to Weight: Axial, points 14
10
Stiffness to Weight: Bending, points 25
21
Strength to Weight: Axial, points 19
16
Strength to Weight: Bending, points 19
16
Thermal Diffusivity, mm2/s 3.9
5.7
Thermal Shock Resistance, points 12
17

Alloy Composition

Carbon (C), % 0 to 0.040
0 to 0.35
Chromium (Cr), % 16.5 to 17.5
0
Copper (Cu), % 3.0 to 3.5
26 to 33
Iron (Fe), % 62.3 to 68.5
0 to 3.5
Manganese (Mn), % 0 to 2.0
0 to 1.5
Molybdenum (Mo), % 2.0 to 2.5
0
Nickel (Ni), % 10 to 11
59.1 to 74
Niobium (Nb), % 0
0 to 0.5
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 2.0
Sulfur (S), % 0 to 0.015
0 to 0.030