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EN 1.4588 Stainless Steel vs. Nickel 684

EN 1.4588 stainless steel belongs to the iron alloys classification, while nickel 684 belongs to the nickel alloys. They have 49% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.4588 stainless steel and the bottom bar is nickel 684.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
310
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
11
Fatigue Strength, MPa 190
390
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
76
Tensile Strength: Ultimate (UTS), MPa 540
1190
Tensile Strength: Yield (Proof), MPa 240
800

Thermal Properties

Latent Heat of Fusion, J/g 300
320
Maximum Temperature: Mechanical, °C 1100
1000
Melting Completion (Liquidus), °C 1450
1370
Melting Onset (Solidus), °C 1410
1320
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 17
13

Otherwise Unclassified Properties

Base Metal Price, % relative 33
75
Density, g/cm3 8.1
8.3
Embodied Carbon, kg CO2/kg material 6.2
10
Embodied Energy, MJ/kg 84
140
Embodied Water, L/kg 200
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
120
Resilience: Unit (Modulus of Resilience), kJ/m3 140
1610
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 18
40
Strength to Weight: Bending, points 18
30
Thermal Shock Resistance, points 11
34

Alloy Composition

Aluminum (Al), % 0
2.5 to 3.3
Boron (B), % 0
0.0030 to 0.010
Carbon (C), % 0 to 0.020
0 to 0.15
Chromium (Cr), % 19 to 21
15 to 20
Cobalt (Co), % 0
13 to 20
Copper (Cu), % 0.5 to 1.5
0 to 0.15
Iron (Fe), % 41.2 to 50.4
0 to 4.0
Manganese (Mn), % 0 to 2.0
0 to 0.75
Molybdenum (Mo), % 6.0 to 7.0
3.0 to 5.0
Nickel (Ni), % 24 to 26
42.7 to 64
Nitrogen (N), % 0.1 to 0.25
0
Phosphorus (P), % 0 to 0.035
0 to 0.015
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.020
0 to 0.015
Titanium (Ti), % 0
2.5 to 3.3