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AWS E385 vs. CR003A Copper

AWS E385 belongs to the iron alloys classification, while CR003A copper belongs to the copper alloys. There are 24 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 E385 and the bottom bar is CR003A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 34
15
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 79
43
Tensile Strength: Ultimate (UTS), MPa 580
230

Thermal Properties

Latent Heat of Fusion, J/g 300
210
Melting Completion (Liquidus), °C 1440
1090
Melting Onset (Solidus), °C 1390
1040
Specific Heat Capacity, J/kg-K 460
390
Thermal Conductivity, W/m-K 14
380
Thermal Expansion, µm/m-K 14
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
100
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
100

Otherwise Unclassified Properties

Base Metal Price, % relative 31
31
Density, g/cm3 8.1
9.0
Embodied Carbon, kg CO2/kg material 5.8
2.6
Embodied Energy, MJ/kg 79
41
Embodied Water, L/kg 200
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 20
7.1
Strength to Weight: Bending, points 19
9.3
Thermal Diffusivity, mm2/s 3.6
110
Thermal Shock Resistance, points 15
8.1

Alloy Composition

Antimony (Sb), % 0
0 to 0.00040
Arsenic (As), % 0
0 to 0.00050
Bismuth (Bi), % 0
0 to 0.00020
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 19.5 to 21.5
0
Copper (Cu), % 1.2 to 2.0
99.954 to 100
Iron (Fe), % 41.8 to 50.1
0 to 0.0010
Lead (Pb), % 0
0 to 0.00050
Manganese (Mn), % 1.0 to 2.5
0
Molybdenum (Mo), % 4.2 to 5.2
0
Nickel (Ni), % 24 to 26
0
Oxygen (O), % 0
0 to 0.040
Phosphorus (P), % 0 to 0.030
0
Selenium (Se), % 0
0 to 0.00020
Silicon (Si), % 0 to 0.9
0
Silver (Ag), % 0
0 to 0.0025
Sulfur (S), % 0 to 0.020
0 to 0.0015
Tellurium (Te), % 0
0 to 0.00020