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Solder Alloy 134 vs. ASTM Grade HT Steel

Solder alloy 134 belongs to the otherwise unclassified metals classification, while ASTM grade HT steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is solder alloy 134 and the bottom bar is ASTM grade HT steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 31
190
Elongation at Break, % 31
4.6
Poisson's Ratio 0.4
0.28
Shear Modulus, GPa 11
76
Tensile Strength: Ultimate (UTS), MPa 38
500

Thermal Properties

Latent Heat of Fusion, J/g 41
310
Melting Completion (Liquidus), °C 230
1390
Melting Onset (Solidus), °C 190
1340
Specific Heat Capacity, J/kg-K 170
480
Thermal Conductivity, W/m-K 45
12
Thermal Expansion, µm/m-K 26
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 9.6
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 100
31
Density, g/cm3 9.6
8.0
Embodied Carbon, kg CO2/kg material 8.5
5.4
Embodied Energy, MJ/kg 140
76
Embodied Water, L/kg 820
190

Common Calculations

Stiffness to Weight: Axial, points 1.8
13
Stiffness to Weight: Bending, points 11
24
Strength to Weight: Axial, points 1.1
18
Strength to Weight: Bending, points 2.6
18
Thermal Diffusivity, mm2/s 28
3.2
Thermal Shock Resistance, points 3.4
12

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 2.0 to 2.4
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
0.35 to 0.75
Chromium (Cr), % 0
15 to 19
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
38.2 to 51.7
Lead (Pb), % 56.5 to 58.5
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), % 39.5 to 40.5
0
Zinc (Zn), % 0 to 0.0010
0