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EN 1.7201 Steel vs. Grade M30H Nickel

EN 1.7201 steel belongs to the iron alloys classification, while grade M30H nickel belongs to the nickel alloys. There are 24 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 EN 1.7201 steel and the bottom bar is grade M30H nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
160
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
61
Tensile Strength: Ultimate (UTS), MPa 430 to 1300
770

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Maximum Temperature: Mechanical, °C 420
900
Melting Completion (Liquidus), °C 1460
1250
Melting Onset (Solidus), °C 1420
1200
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 45
22
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
3.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.5
50
Density, g/cm3 7.8
8.6
Embodied Carbon, kg CO2/kg material 1.5
7.7
Embodied Energy, MJ/kg 20
110
Embodied Water, L/kg 51
250

Common Calculations

Stiffness to Weight: Axial, points 13
10
Stiffness to Weight: Bending, points 24
21
Strength to Weight: Axial, points 15 to 46
25
Strength to Weight: Bending, points 16 to 34
22
Thermal Diffusivity, mm2/s 12
5.7
Thermal Shock Resistance, points 13 to 38
27

Alloy Composition

Carbon (C), % 0.1 to 0.15
0 to 0.3
Chromium (Cr), % 0.9 to 1.2
0
Copper (Cu), % 0 to 0.25
27 to 33
Iron (Fe), % 96.9 to 98.3
0 to 3.5
Manganese (Mn), % 0.6 to 0.9
0 to 1.5
Molybdenum (Mo), % 0.15 to 0.25
0
Nickel (Ni), % 0
57.9 to 70.3
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.3
2.7 to 3.7
Sulfur (S), % 0 to 0.025
0 to 0.030