MakeItFrom.com
Menu (ESC)

AISI W2 Steel vs. Solder Alloy 121

AISI W2 steel belongs to the iron alloys classification, while solder alloy 121 belongs to the otherwise unclassified metals. There are 23 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AISI W2 steel and the bottom bar is solder alloy 121.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
21
Poisson's Ratio 0.29
0.43
Shear Modulus, GPa 72
7.5
Tensile Strength: Ultimate (UTS), MPa 580 to 2400
32

Thermal Properties

Latent Heat of Fusion, J/g 250
29
Melting Completion (Liquidus), °C 1450
290
Melting Onset (Solidus), °C 1410
230
Specific Heat Capacity, J/kg-K 470
140
Thermal Conductivity, W/m-K 45
31
Thermal Expansion, µm/m-K 12
28

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
8.8
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
7.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3
80
Density, g/cm3 7.8
11
Embodied Carbon, kg CO2/kg material 2.0
5.6
Embodied Energy, MJ/kg 29
93
Embodied Water, L/kg 48
580

Common Calculations

Stiffness to Weight: Axial, points 13
1.1
Stiffness to Weight: Bending, points 24
8.6
Strength to Weight: Axial, points 21 to 86
0.84
Strength to Weight: Bending, points 20 to 51
2.1
Thermal Diffusivity, mm2/s 12
20
Thermal Shock Resistance, points 19 to 80
3.9

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.5
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.25
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0.85 to 1.5
0
Chromium (Cr), % 0 to 0.15
0
Copper (Cu), % 0 to 0.2
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 96.2 to 98.6
0 to 0.020
Lead (Pb), % 0
83.4 to 85.5
Manganese (Mn), % 0.35 to 0.74
0
Molybdenum (Mo), % 0 to 0.1
0
Nickel (Ni), % 0 to 0.2
0 to 0.010
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0.1 to 0.4
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
14.5 to 15.5
Tungsten (W), % 0 to 0.15
0
Vanadium (V), % 0.15 to 0.35
0
Zinc (Zn), % 0
0 to 0.0010