MakeItFrom.com
Menu (ESC)

EN 1.6781 Steel vs. Nickel 689

EN 1.6781 steel belongs to the iron alloys classification, while nickel 689 belongs to the nickel alloys. There are 26 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.6781 steel and the bottom bar is nickel 689.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
350
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 17
23
Fatigue Strength, MPa 450
420
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
80
Tensile Strength: Ultimate (UTS), MPa 830
1250
Tensile Strength: Yield (Proof), MPa 680
690

Thermal Properties

Latent Heat of Fusion, J/g 260
330
Maximum Temperature: Mechanical, °C 450
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 5.0
70
Density, g/cm3 7.9
8.5
Embodied Carbon, kg CO2/kg material 1.9
11
Embodied Energy, MJ/kg 25
150
Embodied Water, L/kg 60
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
240
Resilience: Unit (Modulus of Resilience), kJ/m3 1220
1170
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 29
41
Strength to Weight: Bending, points 25
30
Thermal Shock Resistance, points 24
35

Alloy Composition

Aluminum (Al), % 0
0.75 to 1.3
Boron (B), % 0
0.0030 to 0.010
Carbon (C), % 0.15 to 0.19
0.1 to 0.2
Chromium (Cr), % 1.3 to 1.8
18 to 20
Cobalt (Co), % 0
9.0 to 11
Iron (Fe), % 92.6 to 94.6
0 to 5.0
Manganese (Mn), % 0.55 to 0.8
0 to 0.5
Molybdenum (Mo), % 0.45 to 0.6
9.0 to 10.5
Nickel (Ni), % 3.0 to 3.5
48.3 to 60.9
Phosphorus (P), % 0 to 0.015
0 to 0.015
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0
2.3 to 2.8