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EN 1.4971 Stainless Steel vs. N07750 Nickel

EN 1.4971 stainless steel belongs to the iron alloys classification, while N07750 nickel belongs to the nickel alloys. They have 45% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.4971 stainless steel and the bottom bar is N07750 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 34
25
Fatigue Strength, MPa 270
520
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 81
73
Shear Strength, MPa 530
770
Tensile Strength: Ultimate (UTS), MPa 800
1200
Tensile Strength: Yield (Proof), MPa 340
820

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Mechanical, °C 1100
960
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 450
460
Thermal Conductivity, W/m-K 13
13
Thermal Expansion, µm/m-K 15
12

Otherwise Unclassified Properties

Base Metal Price, % relative 70
60
Density, g/cm3 8.4
8.4
Embodied Carbon, kg CO2/kg material 7.6
10
Embodied Energy, MJ/kg 110
150
Embodied Water, L/kg 300
260

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
270
Resilience: Unit (Modulus of Resilience), kJ/m3 280
1770
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 26
40
Strength to Weight: Bending, points 23
30
Thermal Diffusivity, mm2/s 3.4
3.3
Thermal Shock Resistance, points 19
36

Alloy Composition

Aluminum (Al), % 0
0.4 to 1.0
Carbon (C), % 0.080 to 0.16
0 to 0.080
Chromium (Cr), % 20 to 22.5
14 to 17
Cobalt (Co), % 18.5 to 21
0 to 1.0
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 24.3 to 37.1
5.0 to 9.0
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 2.5 to 3.5
0
Nickel (Ni), % 19 to 21
70 to 77.7
Niobium (Nb), % 0.75 to 1.3
0.7 to 1.2
Nitrogen (N), % 0.1 to 0.2
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 0
2.3 to 2.8
Tungsten (W), % 2.0 to 3.0
0