MakeItFrom.com
Menu (ESC)

SAE-AISI T5 Steel vs. R30035 Cobalt

SAE-AISI T5 steel belongs to the iron alloys classification, while R30035 cobalt belongs to the cobalt alloys. There are 21 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 SAE-AISI T5 steel and the bottom bar is R30035 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
220 to 230
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 80
84 to 89
Tensile Strength: Ultimate (UTS), MPa 860 to 2140
900 to 1900

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Melting Completion (Liquidus), °C 1810
1440
Melting Onset (Solidus), °C 1750
1320
Specific Heat Capacity, J/kg-K 410
440
Thermal Conductivity, W/m-K 21
11
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 60
100
Density, g/cm3 9.4
8.7
Embodied Carbon, kg CO2/kg material 11
10
Embodied Energy, MJ/kg 170
140
Embodied Water, L/kg 140
410

Common Calculations

Stiffness to Weight: Axial, points 12
14 to 15
Stiffness to Weight: Bending, points 21
23 to 24
Strength to Weight: Axial, points 25 to 63
29 to 61
Strength to Weight: Bending, points 21 to 39
24 to 39
Thermal Diffusivity, mm2/s 5.5
3.0
Thermal Shock Resistance, points 26 to 66
23 to 46

Alloy Composition

Boron (B), % 0
0 to 0.015
Carbon (C), % 0.75 to 0.85
0 to 0.025
Chromium (Cr), % 3.8 to 5.0
19 to 21
Cobalt (Co), % 7.0 to 9.5
29.1 to 39
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 60.6 to 68.3
0 to 1.0
Manganese (Mn), % 0.2 to 0.4
0 to 0.15
Molybdenum (Mo), % 0.5 to 1.3
9.0 to 10.5
Nickel (Ni), % 0 to 0.3
33 to 37
Phosphorus (P), % 0 to 0.030
0 to 0.015
Silicon (Si), % 0.2 to 0.4
0 to 0.15
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0 to 1.0
Tungsten (W), % 17.5 to 19
0
Vanadium (V), % 1.8 to 2.4
0

Comparable Variants