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EN 1.4313 Stainless Steel vs. Solder Alloy 121

EN 1.4313 stainless steel belongs to the iron alloys classification, while solder alloy 121 belongs to the otherwise unclassified metals. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is EN 1.4313 stainless steel and the bottom bar is solder alloy 121.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
21
Elongation at Break, % 12 to 17
25
Poisson's Ratio 0.28
0.43
Shear Modulus, GPa 76
7.5
Tensile Strength: Ultimate (UTS), MPa 750 to 1000
32

Thermal Properties

Latent Heat of Fusion, J/g 280
29
Melting Completion (Liquidus), °C 1450
290
Melting Onset (Solidus), °C 1400
230
Specific Heat Capacity, J/kg-K 480
140
Thermal Conductivity, W/m-K 25
31
Thermal Expansion, µm/m-K 10
28

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
8.8
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
7.4

Otherwise Unclassified Properties

Base Metal Price, % relative 10
80
Density, g/cm3 7.8
11
Embodied Carbon, kg CO2/kg material 2.4
5.6
Embodied Energy, MJ/kg 34
93
Embodied Water, L/kg 110
580

Common Calculations

Stiffness to Weight: Axial, points 14
1.1
Stiffness to Weight: Bending, points 25
8.6
Strength to Weight: Axial, points 27 to 36
0.84
Strength to Weight: Bending, points 23 to 28
2.1
Thermal Diffusivity, mm2/s 6.7
20
Thermal Shock Resistance, points 27 to 36
3.9

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.5
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.25
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 12 to 14
0
Copper (Cu), % 0
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 78.5 to 84.2
0 to 0.020
Lead (Pb), % 0
83.4 to 85.5
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 0.3 to 0.7
0
Nickel (Ni), % 3.5 to 4.5
0 to 0.010
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 0.7
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
14.5 to 15.5
Zinc (Zn), % 0
0 to 0.0010