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Solder Alloy 201 vs. ASTM Grade HP Steel

Solder alloy 201 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 201 and the bottom bar is ASTM grade HP steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 13
140
Elastic (Young's, Tensile) Modulus, GPa 50
200
Elongation at Break, % 38
5.1
Poisson's Ratio 0.35
0.28
Shear Modulus, GPa 19
78
Tensile Strength: Ultimate (UTS), MPa 41
490

Thermal Properties

Latent Heat of Fusion, J/g 64
320
Melting Completion (Liquidus), °C 240
1370
Melting Onset (Solidus), °C 240
1330
Specific Heat Capacity, J/kg-K 220
480
Thermal Conductivity, W/m-K 28
12
Thermal Expansion, µm/m-K 21
16

Otherwise Unclassified Properties

Density, g/cm3 7.3
7.9
Embodied Carbon, kg CO2/kg material 15
5.8
Embodied Energy, MJ/kg 250
82
Embodied Water, L/kg 1320
220

Common Calculations

Stiffness to Weight: Axial, points 3.8
14
Stiffness to Weight: Bending, points 17
25
Strength to Weight: Axial, points 1.6
17
Strength to Weight: Bending, points 3.6
17
Thermal Diffusivity, mm2/s 17
3.2
Thermal Shock Resistance, points 2.7
11

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 4.5 to 5.5
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 0.050
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), % 0 to 0.070
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), % 94 to 95.5
0
Zinc (Zn), % 0 to 0.0010
0