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Solder Alloy 124 vs. ASTM Grade HP Steel

Solder alloy 124 belongs to the otherwise unclassified metals classification, while ASTM grade HP steel belongs to the iron alloys. There are 22 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is solder alloy 124 and the bottom bar is ASTM grade HP steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 17
200
Elongation at Break, % 46
5.1
Poisson's Ratio 0.44
0.28
Shear Modulus, GPa 5.8
78
Tensile Strength: Ultimate (UTS), MPa 27
490

Thermal Properties

Latent Heat of Fusion, J/g 24
320
Melting Completion (Liquidus), °C 330
1370
Melting Onset (Solidus), °C 320
1330
Specific Heat Capacity, J/kg-K 130
480
Thermal Conductivity, W/m-K 22
12
Thermal Expansion, µm/m-K 29
16

Otherwise Unclassified Properties

Base Metal Price, % relative 70
34
Density, g/cm3 11
7.9
Embodied Carbon, kg CO2/kg material 4.1
5.8
Embodied Energy, MJ/kg 68
82
Embodied Water, L/kg 470
220

Common Calculations

Stiffness to Weight: Axial, points 0.83
14
Stiffness to Weight: Bending, points 7.6
25
Strength to Weight: Axial, points 0.65
17
Strength to Weight: Bending, points 1.8
17
Thermal Diffusivity, mm2/s 15
3.2
Thermal Shock Resistance, points 3.9
11

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.12
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0.35 to 0.75
Chromium (Cr), % 0
24 to 28
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
29.2 to 42.7
Lead (Pb), % 97.2 to 98.2
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0 to 0.010
33 to 37
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 2.5
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 1.8 to 2.2
0
Zinc (Zn), % 0 to 0.0010
0