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EN 1.0070 Steel vs. Solder Alloy 702

EN 1.0070 steel belongs to the iron alloys classification, while solder alloy 702 belongs to the otherwise unclassified metals. There are 22 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.0070 steel and the bottom bar is solder alloy 702.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
51
Elongation at Break, % 9.1
21
Poisson's Ratio 0.29
0.36
Shear Modulus, GPa 73
19
Tensile Strength: Ultimate (UTS), MPa 740
53

Thermal Properties

Latent Heat of Fusion, J/g 250
61
Melting Completion (Liquidus), °C 1470
220
Melting Onset (Solidus), °C 1430
220
Specific Heat Capacity, J/kg-K 470
220
Thermal Conductivity, W/m-K 53
62
Thermal Expansion, µm/m-K 12
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
15
Electrical Conductivity: Equal Weight (Specific), % IACS 7.8
18

Otherwise Unclassified Properties

Density, g/cm3 7.9
7.4
Embodied Carbon, kg CO2/kg material 1.4
17
Embodied Energy, MJ/kg 18
290

Common Calculations

Stiffness to Weight: Axial, points 13
3.8
Stiffness to Weight: Bending, points 24
17
Strength to Weight: Axial, points 26
2.0
Strength to Weight: Bending, points 23
4.2
Thermal Diffusivity, mm2/s 14
38
Thermal Shock Resistance, points 23
3.4

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.1
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.1
Cadmium (Cd), % 0
0 to 0.0020
Copper (Cu), % 0
0 to 0.050
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 99.876 to 100
0 to 0.020
Lead (Pb), % 0
0 to 0.070
Nickel (Ni), % 0
0 to 0.010
Nitrogen (N), % 0 to 0.014
0
Phosphorus (P), % 0 to 0.055
0
Silver (Ag), % 0
2.8 to 3.2
Sulfur (S), % 0 to 0.055
0
Tin (Sn), % 0
96.3 to 97.2
Zinc (Zn), % 0
0 to 0.0010