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Nickel 825 vs. S30815 Stainless Steel

Nickel 825 belongs to the nickel alloys classification, while S30815 stainless steel belongs to the iron alloys. They have 62% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is nickel 825 and the bottom bar is S30815 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
45
Fatigue Strength, MPa 190
320
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
77
Shear Strength, MPa 430
480
Tensile Strength: Ultimate (UTS), MPa 650
680
Tensile Strength: Yield (Proof), MPa 260
350

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Mechanical, °C 980
1020
Melting Completion (Liquidus), °C 1400
1400
Melting Onset (Solidus), °C 1370
1360
Specific Heat Capacity, J/kg-K 460
490
Thermal Conductivity, W/m-K 11
15
Thermal Expansion, µm/m-K 14
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 1.7
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 41
17
Density, g/cm3 8.2
7.7
Embodied Carbon, kg CO2/kg material 7.2
3.3
Embodied Energy, MJ/kg 100
47
Embodied Water, L/kg 230
160

Common Calculations

PREN (Pitting Resistance) 31
24
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
260
Resilience: Unit (Modulus of Resilience), kJ/m3 170
310
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
25
Strength to Weight: Bending, points 20
22
Thermal Diffusivity, mm2/s 2.9
4.0
Thermal Shock Resistance, points 17
15

Alloy Composition

Aluminum (Al), % 0 to 0.2
0
Carbon (C), % 0 to 0.050
0.050 to 0.1
Cerium (Ce), % 0
0.030 to 0.080
Chromium (Cr), % 19.5 to 23.5
20 to 22
Copper (Cu), % 1.5 to 3.0
0
Iron (Fe), % 22 to 37.9
62.8 to 68.4
Manganese (Mn), % 0 to 1.0
0 to 0.8
Molybdenum (Mo), % 2.5 to 3.5
0
Nickel (Ni), % 38 to 46
10 to 12
Nitrogen (N), % 0
0.14 to 0.2
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.050
1.4 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0.6 to 1.2
0