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EN 1.4903 Stainless Steel vs. Nickel 80A

EN 1.4903 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 (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4903 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, % 20 to 21
22
Fatigue Strength, MPa 320 to 330
430
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
74
Shear Strength, MPa 420
660
Tensile Strength: Ultimate (UTS), MPa 670 to 680
1040
Tensile Strength: Yield (Proof), MPa 500
710

Thermal Properties

Latent Heat of Fusion, J/g 270
320
Maximum Temperature: Mechanical, °C 650
980
Melting Completion (Liquidus), °C 1460
1360
Melting Onset (Solidus), °C 1420
1310
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 26
11
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 4.0
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
55
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 2.6
9.8
Embodied Energy, MJ/kg 36
140
Embodied Water, L/kg 88
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 130
210
Resilience: Unit (Modulus of Resilience), kJ/m3 650
1300
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 24
35
Strength to Weight: Bending, points 22
27
Thermal Diffusivity, mm2/s 7.0
2.9
Thermal Shock Resistance, points 23
31

Alloy Composition

Aluminum (Al), % 0 to 0.040
0.5 to 1.8
Carbon (C), % 0.080 to 0.12
0 to 0.1
Chromium (Cr), % 8.0 to 9.5
18 to 21
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 87.1 to 90.5
0 to 3.0
Manganese (Mn), % 0.3 to 0.6
0 to 1.0
Molybdenum (Mo), % 0.85 to 1.1
0
Nickel (Ni), % 0 to 0.4
69.4 to 79.7
Niobium (Nb), % 0.060 to 0.1
0
Nitrogen (N), % 0.030 to 0.070
0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0
1.8 to 2.7
Vanadium (V), % 0.18 to 0.25
0