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Nickel 685 vs. EN 1.4589 Stainless Steel

Nickel 685 belongs to the nickel alloys classification, while EN 1.4589 stainless steel belongs to the iron alloys. 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 nickel 685 and the bottom bar is EN 1.4589 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
17
Fatigue Strength, MPa 470
260
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 770
400
Tensile Strength: Ultimate (UTS), MPa 1250
650
Tensile Strength: Yield (Proof), MPa 850
440

Thermal Properties

Latent Heat of Fusion, J/g 320
280
Maximum Temperature: Mechanical, °C 1000
810
Melting Completion (Liquidus), °C 1380
1450
Melting Onset (Solidus), °C 1330
1400
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 13
25
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 75
9.5
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 10
2.4
Embodied Energy, MJ/kg 140
34
Embodied Water, L/kg 340
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
96
Resilience: Unit (Modulus of Resilience), kJ/m3 1820
490
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 42
23
Strength to Weight: Bending, points 31
22
Thermal Diffusivity, mm2/s 3.3
6.7
Thermal Shock Resistance, points 37
23

Alloy Composition

Aluminum (Al), % 1.2 to 1.6
0
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0.030 to 0.1
0 to 0.080
Chromium (Cr), % 18 to 21
13.5 to 15.5
Cobalt (Co), % 12 to 15
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 2.0
78.2 to 85
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 3.5 to 5.0
0.2 to 1.2
Nickel (Ni), % 49.6 to 62.5
1.0 to 2.5
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 2.8 to 3.3
0.3 to 0.5
Zinc (Zn), % 0.020 to 0.12
0