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Nickel 30 vs. Nickel 685

Both nickel 30 and nickel 685 are nickel alloys. They have 69% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is nickel 30 and the bottom bar is nickel 685.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 34
17
Fatigue Strength, MPa 200
470
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 82
77
Shear Strength, MPa 440
770
Tensile Strength: Ultimate (UTS), MPa 660
1250
Tensile Strength: Yield (Proof), MPa 270
850

Thermal Properties

Latent Heat of Fusion, J/g 320
320
Maximum Temperature: Mechanical, °C 1020
1000
Melting Completion (Liquidus), °C 1480
1380
Melting Onset (Solidus), °C 1430
1330
Specific Heat Capacity, J/kg-K 450
460
Thermal Conductivity, W/m-K 10
13
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 60
75
Density, g/cm3 8.5
8.4
Embodied Carbon, kg CO2/kg material 9.4
10
Embodied Energy, MJ/kg 130
140
Embodied Water, L/kg 290
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
190
Resilience: Unit (Modulus of Resilience), kJ/m3 180
1820
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 22
42
Strength to Weight: Bending, points 20
31
Thermal Diffusivity, mm2/s 2.7
3.3
Thermal Shock Resistance, points 18
37

Alloy Composition

Aluminum (Al), % 0
1.2 to 1.6
Boron (B), % 0
0.0030 to 0.010
Carbon (C), % 0 to 0.030
0.030 to 0.1
Chromium (Cr), % 28 to 31.5
18 to 21
Cobalt (Co), % 0 to 5.0
12 to 15
Copper (Cu), % 1.0 to 2.4
0 to 0.5
Iron (Fe), % 13 to 17
0 to 2.0
Manganese (Mn), % 0 to 0.030
0 to 1.0
Molybdenum (Mo), % 4.0 to 6.0
3.5 to 5.0
Nickel (Ni), % 30.2 to 52.2
49.6 to 62.5
Niobium (Nb), % 0.3 to 1.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 0.8
0 to 0.75
Sulfur (S), % 0 to 0.020
0 to 0.030
Titanium (Ti), % 0
2.8 to 3.3
Tungsten (W), % 1.5 to 4.0
0
Zinc (Zn), % 0
0.020 to 0.12