MakeItFrom.com
Menu (ESC)

Solder Alloy 135 vs. R30816 Cobalt

Solder alloy 135 belongs to the otherwise unclassified metals classification, while R30816 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 solder alloy 135 and the bottom bar is R30816 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 27
210
Elongation at Break, % 20
23
Poisson's Ratio 0.41
0.3
Shear Modulus, GPa 9.5
81
Tensile Strength: Ultimate (UTS), MPa 35
1020

Thermal Properties

Latent Heat of Fusion, J/g 36
300
Melting Completion (Liquidus), °C 250
1540
Melting Onset (Solidus), °C 190
1460
Specific Heat Capacity, J/kg-K 160
420
Thermal Conductivity, W/m-K 42
13
Thermal Expansion, µm/m-K 27
12

Otherwise Unclassified Properties

Density, g/cm3 10
9.1
Embodied Carbon, kg CO2/kg material 7.3
20
Embodied Energy, MJ/kg 120
320
Embodied Water, L/kg 720
440

Common Calculations

Stiffness to Weight: Axial, points 1.5
13
Stiffness to Weight: Bending, points 9.9
22
Strength to Weight: Axial, points 1.0
31
Strength to Weight: Bending, points 2.4
25
Thermal Diffusivity, mm2/s 27
3.3
Thermal Shock Resistance, points 3.5
28

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0.5 to 1.8
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.25
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0.32 to 0.42
Chromium (Cr), % 0
19 to 21
Cobalt (Co), % 0
40 to 49.8
Copper (Cu), % 0 to 0.080
0
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 5.0
Lead (Pb), % 67.1 to 70
0
Manganese (Mn), % 0
1.0 to 2.0
Molybdenum (Mo), % 0
3.5 to 4.5
Nickel (Ni), % 0 to 0.010
19 to 21
Niobium (Nb), % 0
3.5 to 4.5
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.030
Tantalum (Ta), % 0
3.5 to 4.5
Tin (Sn), % 29.5 to 30.5
0
Tungsten (W), % 0
3.5 to 4.5
Zinc (Zn), % 0 to 0.0010
0