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ASTM A202 Steel vs. Solder Alloy 811

ASTM A202 steel belongs to the iron alloys classification, while solder alloy 811 belongs to the otherwise unclassified metals. There are 23 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 ASTM A202 steel and the bottom bar is solder alloy 811.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
52
Elongation at Break, % 17 to 18
38
Poisson's Ratio 0.29
0.35
Shear Modulus, GPa 73
19
Tensile Strength: Ultimate (UTS), MPa 590 to 670
53

Thermal Properties

Latent Heat of Fusion, J/g 260
63
Melting Completion (Liquidus), °C 1450
200
Melting Onset (Solidus), °C 1410
190
Specific Heat Capacity, J/kg-K 470
230
Thermal Conductivity, W/m-K 52
59
Thermal Expansion, µm/m-K 13
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
14
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
17

Otherwise Unclassified Properties

Density, g/cm3 7.8
7.3
Embodied Carbon, kg CO2/kg material 1.4
14
Embodied Energy, MJ/kg 19
240
Embodied Water, L/kg 49
1200

Common Calculations

Stiffness to Weight: Axial, points 13
4.0
Stiffness to Weight: Bending, points 24
17
Strength to Weight: Axial, points 21 to 24
2.0
Strength to Weight: Bending, points 20 to 22
4.3
Thermal Diffusivity, mm2/s 14
35
Thermal Shock Resistance, points 17 to 20
3.3