MakeItFrom.com
Menu (ESC)

Solder Alloy 811 vs. SAE-AISI H21 Steel

Solder alloy 811 belongs to the otherwise unclassified metals classification, while SAE-AISI H21 steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is solder alloy 811 and the bottom bar is SAE-AISI H21 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 52
200
Poisson's Ratio 0.35
0.29
Shear Modulus, GPa 19
76
Tensile Strength: Ultimate (UTS), MPa 53
720 to 1790

Thermal Properties

Latent Heat of Fusion, J/g 63
250
Melting Completion (Liquidus), °C 200
1630
Melting Onset (Solidus), °C 190
1580
Specific Heat Capacity, J/kg-K 230
440
Thermal Conductivity, W/m-K 59
27
Thermal Expansion, µm/m-K 22
11

Otherwise Unclassified Properties

Density, g/cm3 7.3
8.5
Embodied Carbon, kg CO2/kg material 14
4.5
Embodied Energy, MJ/kg 240
68
Embodied Water, L/kg 1200
72

Common Calculations

Stiffness to Weight: Axial, points 4.0
13
Stiffness to Weight: Bending, points 17
23
Strength to Weight: Axial, points 2.0
23 to 58
Strength to Weight: Bending, points 4.3
21 to 38
Thermal Diffusivity, mm2/s 35
7.1
Thermal Shock Resistance, points 3.3
24 to 59

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.1
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 2.8 to 3.2
0
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0.28 to 0.36
Chromium (Cr), % 0
3.0 to 3.8
Copper (Cu), % 0 to 0.050
0 to 0.25
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
87.6 to 93.8
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0.15 to 0.4
Nickel (Ni), % 0 to 0.010
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0.15 to 0.5
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 87.8 to 89.7
0
Tungsten (W), % 0
8.5 to 10
Vanadium (V), % 0
0.3 to 0.6
Zinc (Zn), % 7.5 to 8.5
0