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EN 1.7225 Steel vs. Nickel 693

EN 1.7225 steel belongs to the iron alloys classification, while nickel 693 belongs to the nickel alloys. There are 22 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.7225 steel and the bottom bar is nickel 693.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Tensile Strength: Ultimate (UTS), MPa 540 to 1850
660

Thermal Properties

Latent Heat of Fusion, J/g 250
330
Maximum Temperature: Mechanical, °C 420
1010
Melting Completion (Liquidus), °C 1460
1350
Melting Onset (Solidus), °C 1420
1310
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 46
9.1
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 2.5
60
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 1.5
9.9
Embodied Energy, MJ/kg 20
140
Embodied Water, L/kg 51
320

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 19 to 65
23
Strength to Weight: Bending, points 19 to 43
21
Thermal Diffusivity, mm2/s 12
2.3
Thermal Shock Resistance, points 16 to 54
19

Alloy Composition

Aluminum (Al), % 0
2.5 to 4.0
Carbon (C), % 0.38 to 0.45
0 to 0.15
Chromium (Cr), % 0.9 to 1.2
27 to 31
Copper (Cu), % 0 to 0.25
0 to 0.5
Iron (Fe), % 96.6 to 98
2.5 to 6.0
Manganese (Mn), % 0.6 to 0.9
0 to 1.0
Molybdenum (Mo), % 0.15 to 0.3
0
Nickel (Ni), % 0
53.3 to 67.5
Niobium (Nb), % 0
0.5 to 2.5
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 0.4
0 to 0.5
Sulfur (S), % 0 to 0.035
0 to 0.010
Titanium (Ti), % 0
0 to 1.0