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EN 1.4951 Stainless Steel vs. Solder Alloy 811

EN 1.4951 stainless 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 (11, in this case) are not shown.

For each property being compared, the top bar is EN 1.4951 stainless steel and the bottom bar is solder alloy 811.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
52
Elongation at Break, % 38
38
Poisson's Ratio 0.27
0.35
Shear Modulus, GPa 79
19
Tensile Strength: Ultimate (UTS), MPa 630
53

Thermal Properties

Latent Heat of Fusion, J/g 300
63
Melting Completion (Liquidus), °C 1410
200
Melting Onset (Solidus), °C 1360
190
Specific Heat Capacity, J/kg-K 480
230
Thermal Conductivity, W/m-K 15
59
Thermal Expansion, µm/m-K 16
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
14
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
17

Otherwise Unclassified Properties

Density, g/cm3 7.9
7.3
Embodied Carbon, kg CO2/kg material 4.3
14
Embodied Energy, MJ/kg 61
240
Embodied Water, L/kg 190
1200

Common Calculations

Stiffness to Weight: Axial, points 14
4.0
Stiffness to Weight: Bending, points 25
17
Strength to Weight: Axial, points 22
2.0
Strength to Weight: Bending, points 21
4.3
Thermal Diffusivity, mm2/s 3.9
35
Thermal Shock Resistance, points 14
3.3

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
2.8 to 3.2
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0.040 to 0.080
0
Chromium (Cr), % 24 to 26
0
Copper (Cu), % 0
0 to 0.050
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 49.1 to 57
0 to 0.020
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 19 to 22
0 to 0.010
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.035
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
87.8 to 89.7
Zinc (Zn), % 0
7.5 to 8.5