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SAE-AISI H25 Steel vs. Solder Alloy 135

SAE-AISI H25 steel belongs to the iron alloys classification, while solder alloy 135 belongs to the otherwise unclassified metals. There are 21 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H25 steel and the bottom bar is solder alloy 135.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
27
Poisson's Ratio 0.29
0.41
Shear Modulus, GPa 79
9.5
Tensile Strength: Ultimate (UTS), MPa 710 to 1620
35

Thermal Properties

Latent Heat of Fusion, J/g 250
36
Melting Completion (Liquidus), °C 1750
250
Melting Onset (Solidus), °C 1700
190
Specific Heat Capacity, J/kg-K 420
160
Thermal Conductivity, W/m-K 26
42
Thermal Expansion, µm/m-K 12
27

Otherwise Unclassified Properties

Base Metal Price, % relative 38
90
Density, g/cm3 9.1
10
Embodied Carbon, kg CO2/kg material 6.2
7.3
Embodied Energy, MJ/kg 93
120
Embodied Water, L/kg 83
720

Common Calculations

Stiffness to Weight: Axial, points 12
1.5
Stiffness to Weight: Bending, points 22
9.9
Strength to Weight: Axial, points 22 to 50
1.0
Strength to Weight: Bending, points 20 to 34
2.4
Thermal Diffusivity, mm2/s 6.7
27
Thermal Shock Resistance, points 22 to 49
3.5

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0.5 to 1.8
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.25
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0.22 to 0.32
0
Chromium (Cr), % 3.8 to 4.5
0
Copper (Cu), % 0 to 0.25
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 77.2 to 81.3
0 to 0.020
Lead (Pb), % 0
67.1 to 70
Manganese (Mn), % 0.15 to 0.4
0
Nickel (Ni), % 0 to 0.3
0 to 0.010
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.15 to 0.4
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
29.5 to 30.5
Tungsten (W), % 14 to 16
0
Vanadium (V), % 0.4 to 0.6
0
Zinc (Zn), % 0
0 to 0.0010