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EN 1.7218 Steel vs. Nickel 689

EN 1.7218 steel belongs to the iron alloys classification, while nickel 689 belongs to the nickel 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 EN 1.7218 steel and the bottom bar is nickel 689.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 230
350
Elastic (Young's, Tensile) Modulus, GPa 190
210
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
80
Tensile Strength: Ultimate (UTS), MPa 500 to 1550
1250

Thermal Properties

Latent Heat of Fusion, J/g 250
330
Maximum Temperature: Mechanical, °C 420
990
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 470
450
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
70
Density, g/cm3 7.8
8.5
Embodied Carbon, kg CO2/kg material 1.5
11
Embodied Energy, MJ/kg 20
150
Embodied Water, L/kg 52
330

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 18 to 55
41
Strength to Weight: Bending, points 18 to 38
30
Thermal Shock Resistance, points 15 to 46
35

Alloy Composition

Aluminum (Al), % 0 to 0.040
0.75 to 1.3
Boron (B), % 0
0.0030 to 0.010
Carbon (C), % 0.22 to 0.29
0.1 to 0.2
Chromium (Cr), % 0.9 to 1.2
18 to 20
Cobalt (Co), % 0
9.0 to 11
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 96.2 to 98.1
0 to 5.0
Manganese (Mn), % 0.6 to 0.9
0 to 0.5
Molybdenum (Mo), % 0.15 to 0.3
9.0 to 10.5
Nickel (Ni), % 0 to 0.3
48.3 to 60.9
Phosphorus (P), % 0 to 0.035
0 to 0.015
Silicon (Si), % 0 to 0.4
0 to 0.5
Sulfur (S), % 0 to 0.035
0 to 0.015
Titanium (Ti), % 0
2.3 to 2.8