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Grade M30C Nickel vs. S21603 Stainless Steel

Grade M30C nickel belongs to the nickel alloys classification, while S21603 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is grade M30C nickel and the bottom bar is S21603 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
200
Elongation at Break, % 29
45
Fatigue Strength, MPa 170
360
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 61
79
Tensile Strength: Ultimate (UTS), MPa 510
690
Tensile Strength: Yield (Proof), MPa 250
390

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Mechanical, °C 900
990
Melting Completion (Liquidus), °C 1290
1420
Melting Onset (Solidus), °C 1240
1380
Specific Heat Capacity, J/kg-K 430
480
Thermal Expansion, µm/m-K 13
17

Otherwise Unclassified Properties

Base Metal Price, % relative 60
17
Density, g/cm3 8.8
7.7
Embodied Carbon, kg CO2/kg material 9.5
3.6
Embodied Energy, MJ/kg 140
50
Embodied Water, L/kg 250
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
270
Resilience: Unit (Modulus of Resilience), kJ/m3 200
380
Stiffness to Weight: Axial, points 10
14
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 16
25
Strength to Weight: Bending, points 16
22
Thermal Shock Resistance, points 18
15

Alloy Composition

Carbon (C), % 0 to 0.3
0 to 0.030
Chromium (Cr), % 0
17.5 to 22
Copper (Cu), % 26 to 33
0
Iron (Fe), % 0 to 3.5
57.6 to 67.8
Manganese (Mn), % 0 to 1.5
7.5 to 9.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 56.6 to 72
5.0 to 7.0
Niobium (Nb), % 1.0 to 3.0
0
Nitrogen (N), % 0
0.25 to 0.5
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 1.0 to 2.0
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.030