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EN 1.4031 Stainless Steel vs. Nickel 80A

EN 1.4031 stainless steel belongs to the iron alloys classification, while nickel 80A belongs to the nickel alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.4031 stainless steel and the bottom bar is nickel 80A.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11 to 13
22
Fatigue Strength, MPa 220 to 400
430
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
74
Shear Strength, MPa 400 to 540
660
Tensile Strength: Ultimate (UTS), MPa 670 to 900
1040
Tensile Strength: Yield (Proof), MPa 390 to 730
710

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Maximum Temperature: Mechanical, °C 770
980
Melting Completion (Liquidus), °C 1440
1360
Melting Onset (Solidus), °C 1400
1310
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 30
11
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 3.7
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
55
Density, g/cm3 7.7
8.3
Embodied Carbon, kg CO2/kg material 1.9
9.8
Embodied Energy, MJ/kg 27
140
Embodied Water, L/kg 100
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 77 to 94
210
Resilience: Unit (Modulus of Resilience), kJ/m3 380 to 1360
1300
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 24 to 32
35
Strength to Weight: Bending, points 22 to 27
27
Thermal Diffusivity, mm2/s 8.1
2.9
Thermal Shock Resistance, points 23 to 32
31

Alloy Composition

Aluminum (Al), % 0
0.5 to 1.8
Carbon (C), % 0.36 to 0.42
0 to 0.1
Chromium (Cr), % 12.5 to 14.5
18 to 21
Iron (Fe), % 83 to 87.1
0 to 3.0
Manganese (Mn), % 0 to 1.0
0 to 1.0
Nickel (Ni), % 0
69.4 to 79.7
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0
1.8 to 2.7