Solder Alloy 201 vs. AWS BAg-7

Both solder alloy 201 and AWS BAg-7 are otherwise unclassified metals. Both are furnished in the as-fabricated (no temper or treatment) condition. There are 17 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is solder alloy 201 and the bottom bar is AWS BAg-7.

ISO Solder Alloy 201 (IEC S50, Sn95Sb5)AWS BAg-7 (P07563) Filler Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		50
Elastic (Young's, Tensile) Modulus, GPa		83

Poisson's Ratio		0.35
Poisson's Ratio		0.34

Shear Modulus, GPa		19
Shear Modulus, GPa		31

Tensile Strength: Ultimate (UTS), MPa		41
Tensile Strength: Ultimate (UTS), MPa		150

Thermal Properties

Latent Heat of Fusion, J/g		64
Latent Heat of Fusion, J/g		130

Melting Completion (Liquidus), °C		240
Melting Completion (Liquidus), °C		650

Melting Onset (Solidus), °C		240
Melting Onset (Solidus), °C		620

Specific Heat Capacity, J/kg-K		220
Specific Heat Capacity, J/kg-K		290

Thermal Expansion, µm/m-K		21
Thermal Expansion, µm/m-K		20

Otherwise Unclassified Properties

Density, g/cm³		7.3
Density, g/cm³		9.3

Embodied Carbon, kg CO₂/kg material		15
Embodied Carbon, kg CO₂/kg material		55

Embodied Energy, MJ/kg		250
Embodied Energy, MJ/kg		860

Common Calculations

Stiffness to Weight: Axial, points		3.8
Stiffness to Weight: Axial, points		4.9

Stiffness to Weight: Bending, points		17
Stiffness to Weight: Bending, points		16

Strength to Weight: Axial, points		1.6
Strength to Weight: Axial, points		4.5

Strength to Weight: Bending, points		3.6
Strength to Weight: Bending, points		6.7

Thermal Shock Resistance, points		2.7
Thermal Shock Resistance, points		6.4

Alloy Composition

Deprecated: Automatic conversion of false to array is deprecated in /home/public/compare.php on line 460

Aluminum (Al), %		0 to 0.0010
Aluminum (Al), %		0

Antimony (Sb), %		4.5 to 5.5
Antimony (Sb), %		0

Arsenic (As), %		0 to 0.030
Arsenic (As), %		0

Bismuth (Bi), %		0 to 0.1
Bismuth (Bi), %		0

Cadmium (Cd), %		0 to 0.0020
Cadmium (Cd), %		0

Copper (Cu), %		0 to 0.050
Copper (Cu), %		21 to 23

Gold (Au), %		0 to 0.050
Gold (Au), %		0

Indium (In), %		0 to 0.1
Indium (In), %		0

Iron (Fe), %		0 to 0.020
Iron (Fe), %		0

Lead (Pb), %		0 to 0.070
Lead (Pb), %		0

Nickel (Ni), %		0 to 0.010
Nickel (Ni), %		0

Silver (Ag), %		0 to 0.1
Silver (Ag), %		55 to 57

Tin (Sn), %		94 to 95.5
Tin (Sn), %		4.5 to 5.5

Zinc (Zn), %		0 to 0.0010
Zinc (Zn), %		15 to 19

Residuals, %		0
Residuals, %		0 to 0.15