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AWS ER70S-B2L vs. C47940 Brass

AWS ER70S-B2L belongs to the iron alloys classification, while C47940 brass belongs to the copper alloys. There are 25 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AWS ER70S-B2L and the bottom bar is C47940 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 22
14 to 34
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 73
40
Tensile Strength: Ultimate (UTS), MPa 590
380 to 520
Tensile Strength: Yield (Proof), MPa 450
160 to 390

Thermal Properties

Latent Heat of Fusion, J/g 260
170
Melting Completion (Liquidus), °C 1460
850
Melting Onset (Solidus), °C 1420
800
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 40
110
Thermal Expansion, µm/m-K 13
20

Otherwise Unclassified Properties

Base Metal Price, % relative 3.0
25
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 1.6
2.8
Embodied Energy, MJ/kg 21
47
Embodied Water, L/kg 54
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
68 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 530
120 to 740
Stiffness to Weight: Axial, points 13
7.1
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 21
13 to 17
Strength to Weight: Bending, points 20
14 to 17
Thermal Diffusivity, mm2/s 11
36
Thermal Shock Resistance, points 17
13 to 17

Alloy Composition

Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 1.2 to 1.5
0
Copper (Cu), % 0 to 0.35
63 to 66
Iron (Fe), % 95.3 to 97.6
0.1 to 1.0
Lead (Pb), % 0
1.0 to 2.0
Manganese (Mn), % 0.4 to 0.7
0
Molybdenum (Mo), % 0.4 to 0.65
0
Nickel (Ni), % 0 to 0.2
0.1 to 0.5
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0.4 to 0.7
0
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
1.2 to 2.0
Zinc (Zn), % 0
28.1 to 34.6
Residuals, % 0
0 to 0.4