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Grade M30H Nickel vs. S30530 Stainless Steel

Grade M30H nickel belongs to the nickel alloys classification, while S30530 stainless steel belongs to the iron 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 grade M30H nickel and the bottom bar is S30530 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
200
Elongation at Break, % 11
46
Fatigue Strength, MPa 230
210
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 61
77
Tensile Strength: Ultimate (UTS), MPa 770
590
Tensile Strength: Yield (Proof), MPa 470
230

Thermal Properties

Latent Heat of Fusion, J/g 320
310
Maximum Temperature: Mechanical, °C 900
970
Melting Completion (Liquidus), °C 1250
1410
Melting Onset (Solidus), °C 1200
1370
Specific Heat Capacity, J/kg-K 440
480
Thermal Conductivity, W/m-K 22
15
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 50
18
Density, g/cm3 8.6
7.8
Embodied Carbon, kg CO2/kg material 7.7
3.4
Embodied Energy, MJ/kg 110
48
Embodied Water, L/kg 250
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 75
210
Resilience: Unit (Modulus of Resilience), kJ/m3 700
130
Stiffness to Weight: Axial, points 10
14
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 25
21
Strength to Weight: Bending, points 22
20
Thermal Diffusivity, mm2/s 5.7
4.1
Thermal Shock Resistance, points 27
13

Alloy Composition

Carbon (C), % 0 to 0.3
0 to 0.080
Chromium (Cr), % 0
17 to 20.5
Copper (Cu), % 27 to 33
0.75 to 3.5
Iron (Fe), % 0 to 3.5
58.4 to 72.5
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 0
0.75 to 1.5
Nickel (Ni), % 57.9 to 70.3
8.5 to 11.5
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 2.7 to 3.7
0.5 to 2.5
Sulfur (S), % 0 to 0.030
0 to 0.030