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S43940 Stainless Steel vs. Grade M35-1 Nickel

S43940 stainless steel belongs to the iron alloys classification, while grade M35-1 nickel belongs to the nickel alloys. There are 29 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 S43940 stainless steel and the bottom bar is grade M35-1 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
160
Elongation at Break, % 21
28
Fatigue Strength, MPa 180
130
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 77
62
Tensile Strength: Ultimate (UTS), MPa 490
500
Tensile Strength: Yield (Proof), MPa 280
190

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Mechanical, °C 890
900
Melting Completion (Liquidus), °C 1440
1280
Melting Onset (Solidus), °C 1400
1240
Specific Heat Capacity, J/kg-K 480
430
Thermal Conductivity, W/m-K 25
22
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
3.3
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 12
55
Density, g/cm3 7.7
8.8
Embodied Carbon, kg CO2/kg material 2.6
8.2
Embodied Energy, MJ/kg 38
120
Embodied Water, L/kg 120
250

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86
110
Resilience: Unit (Modulus of Resilience), kJ/m3 200
120
Stiffness to Weight: Axial, points 14
10
Stiffness to Weight: Bending, points 25
21
Strength to Weight: Axial, points 18
16
Strength to Weight: Bending, points 18
16
Thermal Diffusivity, mm2/s 6.8
5.7
Thermal Shock Resistance, points 18
17

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.35
Chromium (Cr), % 17.5 to 18.5
0
Copper (Cu), % 0
26 to 33
Iron (Fe), % 78.2 to 82.1
0 to 3.5
Manganese (Mn), % 0 to 1.0
0 to 1.5
Nickel (Ni), % 0
59.8 to 74
Niobium (Nb), % 0.3 to 0.6
0 to 0.5
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 1.3
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0.1 to 0.6
0