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AWS ER70S-B2L vs. C62400 Bronze

AWS ER70S-B2L belongs to the iron alloys classification, while C62400 bronze belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is AWS ER70S-B2L and the bottom bar is C62400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 22
11 to 14
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
42
Tensile Strength: Ultimate (UTS), MPa 590
690 to 730
Tensile Strength: Yield (Proof), MPa 450
270 to 350

Thermal Properties

Latent Heat of Fusion, J/g 260
230
Melting Completion (Liquidus), °C 1460
1040
Melting Onset (Solidus), °C 1420
1030
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 40
59
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
12
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
13

Otherwise Unclassified Properties

Base Metal Price, % relative 3.0
27
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 1.6
3.2
Embodied Energy, MJ/kg 21
53
Embodied Water, L/kg 54
400

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
68 to 77
Resilience: Unit (Modulus of Resilience), kJ/m3 530
320 to 550
Stiffness to Weight: Axial, points 13
7.6
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 21
23 to 25
Strength to Weight: Bending, points 20
21 to 22
Thermal Diffusivity, mm2/s 11
16
Thermal Shock Resistance, points 17
25 to 26

Alloy Composition

Aluminum (Al), % 0
10 to 11.5
Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 1.2 to 1.5
0
Copper (Cu), % 0 to 0.35
82.8 to 88
Iron (Fe), % 95.3 to 97.6
2.0 to 4.5
Manganese (Mn), % 0.4 to 0.7
0 to 0.3
Molybdenum (Mo), % 0.4 to 0.65
0
Nickel (Ni), % 0 to 0.2
0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0.4 to 0.7
0 to 0.25
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
0 to 0.2
Residuals, % 0
0 to 0.5