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EN 1.7244 Steel vs. Nickel 685

EN 1.7244 steel belongs to the iron alloys classification, while nickel 685 belongs to the nickel alloys. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.7244 steel and the bottom bar is nickel 685.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140 to 180
350
Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.29
Reduction in Area, % 65 to 67
20
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 470 to 1390
1250

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Maximum Temperature: Mechanical, °C 420
1000
Melting Completion (Liquidus), °C 1460
1380
Melting Onset (Solidus), °C 1420
1330
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 44
13
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 2.5
75
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 1.5
10
Embodied Energy, MJ/kg 20
140
Embodied Water, L/kg 51
340

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 17 to 49
42
Strength to Weight: Bending, points 17 to 35
31
Thermal Diffusivity, mm2/s 12
3.3
Thermal Shock Resistance, points 14 to 41
37

Alloy Composition

Aluminum (Al), % 0
1.2 to 1.6
Boron (B), % 0
0.0030 to 0.010
Carbon (C), % 0.15 to 0.21
0.030 to 0.1
Chromium (Cr), % 0.9 to 1.2
18 to 21
Cobalt (Co), % 0
12 to 15
Copper (Cu), % 0 to 0.25
0 to 0.5
Iron (Fe), % 96.8 to 98.2
0 to 2.0
Manganese (Mn), % 0.6 to 0.9
0 to 1.0
Molybdenum (Mo), % 0.15 to 0.25
3.5 to 5.0
Nickel (Ni), % 0
49.6 to 62.5
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.3
0 to 0.75
Sulfur (S), % 0.020 to 0.040
0 to 0.030
Titanium (Ti), % 0
2.8 to 3.3
Zinc (Zn), % 0
0.020 to 0.12