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Grade M30C Nickel vs. EN 1.4740 Stainless Steel

Grade M30C nickel belongs to the nickel alloys classification, while EN 1.4740 stainless steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is grade M30C nickel and the bottom bar is EN 1.4740 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
200
Elongation at Break, % 29
22
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 61
77

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Mechanical, °C 900
900
Melting Completion (Liquidus), °C 1290
1420
Melting Onset (Solidus), °C 1240
1370
Specific Heat Capacity, J/kg-K 430
490
Thermal Conductivity, W/m-K 22
18
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 60
9.5
Density, g/cm3 8.8
7.6
Embodied Carbon, kg CO2/kg material 9.5
2.3
Embodied Energy, MJ/kg 140
32
Embodied Water, L/kg 250
120

Common Calculations

Stiffness to Weight: Axial, points 10
14
Stiffness to Weight: Bending, points 21
25
Thermal Diffusivity, mm2/s 5.7
4.8

Alloy Composition

Carbon (C), % 0 to 0.3
0.3 to 0.5
Chromium (Cr), % 0
16 to 19
Copper (Cu), % 26 to 33
0
Iron (Fe), % 0 to 3.5
75.4 to 82.7
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 56.6 to 72
0 to 1.0
Niobium (Nb), % 1.0 to 3.0
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 1.0 to 2.0
1.0 to 2.5
Sulfur (S), % 0 to 0.030
0 to 0.030