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S40945 Stainless Steel vs. N06045 Nickel

S40945 stainless steel belongs to the iron alloys classification, while N06045 nickel belongs to the nickel alloys. They have a modest 35% of their average alloy composition in common, which, by itself, doesn't mean much. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S40945 stainless steel and the bottom bar is N06045 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 25
37
Fatigue Strength, MPa 160
210
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
77
Shear Strength, MPa 270
470
Tensile Strength: Ultimate (UTS), MPa 430
690
Tensile Strength: Yield (Proof), MPa 230
270

Thermal Properties

Latent Heat of Fusion, J/g 270
350
Maximum Temperature: Mechanical, °C 710
1010
Melting Completion (Liquidus), °C 1450
1350
Melting Onset (Solidus), °C 1410
1300
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 10
13

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
42
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 2.2
6.9
Embodied Energy, MJ/kg 31
98
Embodied Water, L/kg 94
250

Common Calculations

PREN (Pitting Resistance) 11
28
Resilience: Ultimate (Unit Rupture Work), MJ/m3 89
200
Resilience: Unit (Modulus of Resilience), kJ/m3 140
180
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 15
24
Strength to Weight: Bending, points 16
22
Thermal Shock Resistance, points 15
18

Alloy Composition

Carbon (C), % 0 to 0.030
0.050 to 0.12
Cerium (Ce), % 0
0.030 to 0.090
Chromium (Cr), % 10.5 to 11.7
26 to 29
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 85.1 to 89.3
21 to 25
Manganese (Mn), % 0 to 1.0
0 to 1.0
Nickel (Ni), % 0 to 0.5
45 to 50.4
Niobium (Nb), % 0.18 to 0.4
0
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
2.5 to 3.0
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0.050 to 0.2
0