MakeItFrom.com
Menu (ESC)

R60704 Alloy vs. R30003 Cobalt

R60704 alloy belongs to the otherwise unclassified metals classification, while R30003 cobalt belongs to the cobalt alloys. There are 19 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 R60704 alloy and the bottom bar is R30003 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 97
210
Elongation at Break, % 16
10 to 73
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 36
83
Tensile Strength: Ultimate (UTS), MPa 470
970 to 1720
Tensile Strength: Yield (Proof), MPa 270
510 to 1090

Thermal Properties

Latent Heat of Fusion, J/g 240
310
Specific Heat Capacity, J/kg-K 270
450
Thermal Conductivity, W/m-K 22
13
Thermal Expansion, µm/m-K 6.0
13

Otherwise Unclassified Properties

Density, g/cm3 6.7
8.4
Embodied Water, L/kg 460
400

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 370
600 to 2790
Stiffness to Weight: Axial, points 8.1
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 20
32 to 57
Strength to Weight: Bending, points 20
26 to 38
Thermal Diffusivity, mm2/s 12
3.3
Thermal Shock Resistance, points 58
26 to 45

Alloy Composition

Boron (B), % 0
0 to 0.1
Carbon (C), % 0 to 0.050
0 to 0.15
Chromium (Cr), % 0.2 to 0.4
19 to 21
Cobalt (Co), % 0
39 to 41
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0.2 to 0.4
10 to 20.5
Manganese (Mn), % 0
1.5 to 2.5
Molybdenum (Mo), % 0
6.0 to 8.0
Nickel (Ni), % 0
14 to 16
Nitrogen (N), % 0 to 0.025
0
Oxygen (O), % 0 to 0.18
0
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0
0 to 1.2
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 1.0 to 2.0
0
Zirconium (Zr), % 93 to 98.8
0