MakeItFrom.com
Menu (ESC)

Nickel 689 vs. ASTM A387 Grade 9 Steel

Nickel 689 belongs to the nickel alloys classification, while ASTM A387 grade 9 steel belongs to the iron alloys. There are 27 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 nickel 689 and the bottom bar is ASTM A387 grade 9 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 350
150 to 180
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 23
20 to 21
Fatigue Strength, MPa 420
160 to 240
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 80
75
Shear Strength, MPa 790
310 to 380
Tensile Strength: Ultimate (UTS), MPa 1250
500 to 600
Tensile Strength: Yield (Proof), MPa 690
230 to 350

Thermal Properties

Latent Heat of Fusion, J/g 330
270
Maximum Temperature: Mechanical, °C 990
600
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1390
1410
Specific Heat Capacity, J/kg-K 450
470
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 70
6.5
Density, g/cm3 8.5
7.8
Embodied Carbon, kg CO2/kg material 11
2.1
Embodied Energy, MJ/kg 150
28
Embodied Water, L/kg 330
87

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
83 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 1170
140 to 310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 41
18 to 21
Strength to Weight: Bending, points 30
18 to 20
Thermal Shock Resistance, points 35
14 to 17

Alloy Composition

Aluminum (Al), % 0.75 to 1.3
0
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0.1 to 0.2
0 to 0.15
Chromium (Cr), % 18 to 20
8.0 to 10
Cobalt (Co), % 9.0 to 11
0
Iron (Fe), % 0 to 5.0
87.1 to 90.8
Manganese (Mn), % 0 to 0.5
0.3 to 0.6
Molybdenum (Mo), % 9.0 to 10.5
0.9 to 1.1
Nickel (Ni), % 48.3 to 60.9
0
Phosphorus (P), % 0 to 0.015
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.025
Titanium (Ti), % 2.3 to 2.8
0
Vanadium (V), % 0
0 to 0.040