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Grade M30C Nickel vs. S17400 Stainless Steel

Grade M30C nickel belongs to the nickel alloys classification, while S17400 stainless steel belongs to the iron alloys. There are 29 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 grade M30C nickel and the bottom bar is S17400 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
190
Elongation at Break, % 29
11 to 21
Fatigue Strength, MPa 170
380 to 670
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 61
75
Tensile Strength: Ultimate (UTS), MPa 510
910 to 1390
Tensile Strength: Yield (Proof), MPa 250
580 to 1250

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Mechanical, °C 900
850
Melting Completion (Liquidus), °C 1290
1440
Melting Onset (Solidus), °C 1240
1400
Specific Heat Capacity, J/kg-K 430
480
Thermal Conductivity, W/m-K 22
17
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 60
14
Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 9.5
2.7
Embodied Energy, MJ/kg 140
39
Embodied Water, L/kg 250
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
140 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 200
880 to 4060
Stiffness to Weight: Axial, points 10
14
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 16
32 to 49
Strength to Weight: Bending, points 16
27 to 35
Thermal Diffusivity, mm2/s 5.7
4.5
Thermal Shock Resistance, points 18
30 to 46

Alloy Composition

Carbon (C), % 0 to 0.3
0 to 0.070
Chromium (Cr), % 0
15 to 17
Copper (Cu), % 26 to 33
3.0 to 5.0
Iron (Fe), % 0 to 3.5
70.4 to 78.9
Manganese (Mn), % 0 to 1.5
0 to 1.0
Nickel (Ni), % 56.6 to 72
3.0 to 5.0
Niobium (Nb), % 1.0 to 3.0
0.15 to 0.45
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 1.0 to 2.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030