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S41045 Stainless Steel vs. N10665 Nickel

S41045 stainless steel belongs to the iron alloys classification, while N10665 nickel belongs to the nickel alloys. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S41045 stainless steel and the bottom bar is N10665 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Elongation at Break, % 25
45
Fatigue Strength, MPa 160
340
Poisson's Ratio 0.28
0.31
Rockwell B Hardness 70
86
Shear Modulus, GPa 76
84
Shear Strength, MPa 280
600
Tensile Strength: Ultimate (UTS), MPa 430
860
Tensile Strength: Yield (Proof), MPa 230
400

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Maximum Temperature: Mechanical, °C 740
900
Melting Completion (Liquidus), °C 1450
1620
Melting Onset (Solidus), °C 1400
1570
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 29
11
Thermal Expansion, µm/m-K 10
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
1.2

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
75
Density, g/cm3 7.8
9.3
Embodied Carbon, kg CO2/kg material 2.2
15
Embodied Energy, MJ/kg 31
200
Embodied Water, L/kg 100
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
320
Resilience: Unit (Modulus of Resilience), kJ/m3 140
360
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
22
Strength to Weight: Axial, points 16
26
Strength to Weight: Bending, points 16
22
Thermal Diffusivity, mm2/s 7.8
3.1
Thermal Shock Resistance, points 16
27

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.020
Chromium (Cr), % 12 to 13
0 to 1.0
Cobalt (Co), % 0
0 to 1.0
Iron (Fe), % 83.8 to 88
0 to 2.0
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0
26 to 30
Nickel (Ni), % 0 to 0.5
64.8 to 74
Niobium (Nb), % 0 to 0.6
0
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.1
Sulfur (S), % 0 to 0.030
0 to 0.030