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Grade M30H Nickel vs. S45000 Stainless Steel

Grade M30H nickel belongs to the nickel alloys classification, while S45000 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is grade M30H nickel and the bottom bar is S45000 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
200
Elongation at Break, % 11
6.8 to 14
Fatigue Strength, MPa 230
330 to 650
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 61
76
Tensile Strength: Ultimate (UTS), MPa 770
980 to 1410
Tensile Strength: Yield (Proof), MPa 470
580 to 1310

Thermal Properties

Latent Heat of Fusion, J/g 320
280
Maximum Temperature: Mechanical, °C 900
840
Melting Completion (Liquidus), °C 1250
1440
Melting Onset (Solidus), °C 1200
1390
Specific Heat Capacity, J/kg-K 440
480
Thermal Conductivity, W/m-K 22
17
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 50
13
Density, g/cm3 8.6
7.8
Embodied Carbon, kg CO2/kg material 7.7
2.8
Embodied Energy, MJ/kg 110
39
Embodied Water, L/kg 250
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 75
94 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 700
850 to 4400
Stiffness to Weight: Axial, points 10
14
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 25
35 to 50
Strength to Weight: Bending, points 22
28 to 36
Thermal Diffusivity, mm2/s 5.7
4.5
Thermal Shock Resistance, points 27
33 to 47

Alloy Composition

Carbon (C), % 0 to 0.3
0 to 0.050
Chromium (Cr), % 0
14 to 16
Copper (Cu), % 27 to 33
1.3 to 1.8
Iron (Fe), % 0 to 3.5
72.1 to 79.3
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 0
0.5 to 1.0
Nickel (Ni), % 57.9 to 70.3
5.0 to 7.0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 2.7 to 3.7
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030