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Solder Alloy 704 vs. EN 1.4530 Stainless Steel

Solder alloy 704 belongs to the otherwise unclassified metals classification, while EN 1.4530 stainless steel belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is solder alloy 704 and the bottom bar is EN 1.4530 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 51
200
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 19
76
Tensile Strength: Ultimate (UTS), MPa 55
1030 to 1370

Thermal Properties

Latent Heat of Fusion, J/g 62
270
Melting Completion (Liquidus), °C 240
1460
Melting Onset (Solidus), °C 220
1410
Specific Heat Capacity, J/kg-K 220
470
Thermal Expansion, µm/m-K 22
11

Otherwise Unclassified Properties

Density, g/cm3 7.5
7.9
Embodied Carbon, kg CO2/kg material 19
3.4
Embodied Energy, MJ/kg 320
46

Common Calculations

Stiffness to Weight: Axial, points 3.8
14
Stiffness to Weight: Bending, points 17
25
Strength to Weight: Axial, points 2.1
36 to 48
Strength to Weight: Bending, points 4.3
29 to 35
Thermal Shock Resistance, points 3.5
35 to 47

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0.6 to 0.8
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 to 0.015
Chromium (Cr), % 0
11.5 to 12.5
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
74.4 to 77.3
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0 to 0.1
Molybdenum (Mo), % 0
1.9 to 2.2
Nickel (Ni), % 0 to 0.010
8.5 to 9.5
Nitrogen (N), % 0
0 to 0.010
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0
0 to 0.1
Silver (Ag), % 4.8 to 5.2
0
Sulfur (S), % 0
0 to 0.0050
Tin (Sn), % 94.3 to 95.2
0
Titanium (Ti), % 0
0.28 to 0.37
Zinc (Zn), % 0 to 0.0010
0