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S45000 Stainless Steel vs. Nickel 825

S45000 stainless steel belongs to the iron alloys classification, while nickel 825 belongs to the nickel alloys. They have 54% 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 S45000 stainless steel and the bottom bar is nickel 825.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 6.8 to 14
34
Fatigue Strength, MPa 330 to 650
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
78
Shear Strength, MPa 590 to 830
430
Tensile Strength: Ultimate (UTS), MPa 980 to 1410
650
Tensile Strength: Yield (Proof), MPa 580 to 1310
260

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Mechanical, °C 840
980
Melting Completion (Liquidus), °C 1440
1400
Melting Onset (Solidus), °C 1390
1370
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 17
11
Thermal Expansion, µm/m-K 11
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
1.7

Otherwise Unclassified Properties

Base Metal Price, % relative 13
41
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 2.8
7.2
Embodied Energy, MJ/kg 39
100
Embodied Water, L/kg 130
230

Common Calculations

PREN (Pitting Resistance) 17
31
Resilience: Ultimate (Unit Rupture Work), MJ/m3 94 to 160
180
Resilience: Unit (Modulus of Resilience), kJ/m3 850 to 4400
170
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 35 to 50
22
Strength to Weight: Bending, points 28 to 36
20
Thermal Diffusivity, mm2/s 4.5
2.9
Thermal Shock Resistance, points 33 to 47
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.2
Carbon (C), % 0 to 0.050
0 to 0.050
Chromium (Cr), % 14 to 16
19.5 to 23.5
Copper (Cu), % 1.3 to 1.8
1.5 to 3.0
Iron (Fe), % 72.1 to 79.3
22 to 37.9
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0.5 to 1.0
2.5 to 3.5
Nickel (Ni), % 5.0 to 7.0
38 to 46
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0 to 0.050
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0
0.6 to 1.2