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AWS E630 vs. CR022A Copper

AWS E630 belongs to the iron alloys classification, while CR022A 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 E630 and the bottom bar is CR022A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 8.0
15
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
43
Tensile Strength: Ultimate (UTS), MPa 1040
230

Thermal Properties

Latent Heat of Fusion, J/g 280
210
Melting Completion (Liquidus), °C 1430
1090
Melting Onset (Solidus), °C 1380
1040
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 17
380
Thermal Expansion, µm/m-K 14
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
100
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
100

Otherwise Unclassified Properties

Base Metal Price, % relative 14
31
Density, g/cm3 7.8
9.0
Embodied Carbon, kg CO2/kg material 2.8
2.6
Embodied Energy, MJ/kg 40
41
Embodied Water, L/kg 140
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 37
7.1
Strength to Weight: Bending, points 29
9.3
Thermal Diffusivity, mm2/s 4.5
110
Thermal Shock Resistance, points 28
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
Cadmium (Cd), % 0
0 to 0.00010
Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 16 to 16.8
0
Copper (Cu), % 3.3 to 4.0
99.99 to 99.999
Iron (Fe), % 71.6 to 75.9
0 to 0.0010
Lead (Pb), % 0
0 to 0.00050
Manganese (Mn), % 0.25 to 0.75
0 to 0.00050
Molybdenum (Mo), % 0 to 0.75
0
Nickel (Ni), % 4.5 to 5.0
0 to 0.0010
Niobium (Nb), % 0.15 to 0.3
0
Phosphorus (P), % 0 to 0.040
0.0010 to 0.0060
Selenium (Se), % 0
0 to 0.00020
Silicon (Si), % 0 to 0.75
0
Silver (Ag), % 0
0 to 0.0025
Sulfur (S), % 0 to 0.030
0 to 0.0015
Tellurium (Te), % 0
0 to 0.00020
Tin (Sn), % 0
0 to 0.00020
Zinc (Zn), % 0
0 to 0.00010