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Nickel 689 vs. EN 1.4530 Stainless Steel

Nickel 689 belongs to the nickel alloys classification, while EN 1.4530 stainless steel belongs to the iron alloys. They have a modest 27% of their average alloy composition in common, which, by itself, doesn't mean much. There are 20 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is nickel 689 and the bottom bar is EN 1.4530 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 80
76
Tensile Strength: Ultimate (UTS), MPa 1250
1030 to 1370

Thermal Properties

Latent Heat of Fusion, J/g 330
270
Maximum Temperature: Mechanical, °C 990
790
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1390
1410
Specific Heat Capacity, J/kg-K 450
470
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 70
15
Density, g/cm3 8.5
7.9
Embodied Carbon, kg CO2/kg material 11
3.4
Embodied Energy, MJ/kg 150
46
Embodied Water, L/kg 330
130

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 41
36 to 48
Strength to Weight: Bending, points 30
29 to 35
Thermal Shock Resistance, points 35
35 to 47

Alloy Composition

Aluminum (Al), % 0.75 to 1.3
0.6 to 0.8
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0.1 to 0.2
0 to 0.015
Chromium (Cr), % 18 to 20
11.5 to 12.5
Cobalt (Co), % 9.0 to 11
0
Iron (Fe), % 0 to 5.0
74.4 to 77.3
Manganese (Mn), % 0 to 0.5
0 to 0.1
Molybdenum (Mo), % 9.0 to 10.5
1.9 to 2.2
Nickel (Ni), % 48.3 to 60.9
8.5 to 9.5
Nitrogen (N), % 0
0 to 0.010
Phosphorus (P), % 0 to 0.015
0 to 0.010
Silicon (Si), % 0 to 0.5
0 to 0.1
Sulfur (S), % 0 to 0.015
0 to 0.0050
Titanium (Ti), % 2.3 to 2.8
0.28 to 0.37