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Solder Alloy 715 vs. EN 1.4740 Stainless Steel

Solder alloy 715 belongs to the otherwise unclassified metals classification, while EN 1.4740 stainless steel belongs to the iron alloys. There are 19 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 solder alloy 715 and the bottom bar is EN 1.4740 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 16
260
Elastic (Young's, Tensile) Modulus, GPa 51
200
Elongation at Break, % 21
22
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 19
77

Thermal Properties

Latent Heat of Fusion, J/g 61
300
Melting Completion (Liquidus), °C 220
1420
Melting Onset (Solidus), °C 220
1370
Specific Heat Capacity, J/kg-K 220
490
Thermal Conductivity, W/m-K 60
18
Thermal Expansion, µm/m-K 22
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 15
2.6

Otherwise Unclassified Properties

Density, g/cm3 7.3
7.6
Embodied Carbon, kg CO2/kg material 16
2.3
Embodied Energy, MJ/kg 270
32

Common Calculations

Stiffness to Weight: Axial, points 3.8
14
Stiffness to Weight: Bending, points 17
25
Thermal Diffusivity, mm2/s 37
4.8

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), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0.3 to 0.5
Chromium (Cr), % 0
16 to 19
Copper (Cu), % 0.5 to 0.9
0
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
75.4 to 82.7
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0 to 0.010
0 to 1.0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
1.0 to 2.5
Silver (Ag), % 0.8 to 1.2
0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 97.4 to 98.7
0
Zinc (Zn), % 0 to 0.0010
0