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S17700 Stainless Steel vs. Grade N12MV Nickel

S17700 stainless steel belongs to the iron alloys classification, while grade N12MV nickel belongs to the nickel alloys. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is S17700 stainless steel and the bottom bar is grade N12MV nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Elongation at Break, % 1.0 to 23
6.8
Fatigue Strength, MPa 290 to 560
130
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 76
84
Tensile Strength: Ultimate (UTS), MPa 1180 to 1650
600
Tensile Strength: Yield (Proof), MPa 430 to 1210
310

Thermal Properties

Latent Heat of Fusion, J/g 290
320
Maximum Temperature: Mechanical, °C 890
900
Melting Completion (Liquidus), °C 1440
1620
Melting Onset (Solidus), °C 1400
1570
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 11
10

Otherwise Unclassified Properties

Base Metal Price, % relative 13
75
Density, g/cm3 7.7
9.2
Embodied Carbon, kg CO2/kg material 2.8
16
Embodied Energy, MJ/kg 40
200
Embodied Water, L/kg 150
260

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 15 to 210
34
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 3750
220
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
22
Strength to Weight: Axial, points 42 to 59
18
Strength to Weight: Bending, points 32 to 40
17
Thermal Shock Resistance, points 39 to 54
19

Alloy Composition

Aluminum (Al), % 0.75 to 1.5
0
Carbon (C), % 0 to 0.090
0 to 0.12
Chromium (Cr), % 16 to 18
0 to 1.0
Iron (Fe), % 70.5 to 76.8
4.0 to 6.0
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0
26 to 30
Nickel (Ni), % 6.5 to 7.8
60.2 to 69.8
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0
0.2 to 0.6