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C14300 Copper vs. ASTM A387 Grade 21L Class 1

C14300 copper belongs to the copper alloys classification, while ASTM A387 grade 21L class 1 belongs to the iron alloys. There are 29 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 C14300 copper and the bottom bar is ASTM A387 grade 21L class 1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 2.0 to 42
21
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
74
Shear Strength, MPa 150 to 260
310
Tensile Strength: Ultimate (UTS), MPa 220 to 460
500
Tensile Strength: Yield (Proof), MPa 76 to 430
230

Thermal Properties

Latent Heat of Fusion, J/g 210
260
Maximum Temperature: Mechanical, °C 220
480
Melting Completion (Liquidus), °C 1080
1470
Melting Onset (Solidus), °C 1050
1430
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 380
41
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 96
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 96
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 31
4.1
Density, g/cm3 9.0
7.9
Embodied Carbon, kg CO2/kg material 2.6
1.8
Embodied Energy, MJ/kg 41
23
Embodied Water, L/kg 310
62

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 9.0 to 72
84
Resilience: Unit (Modulus of Resilience), kJ/m3 25 to 810
140
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 6.8 to 14
18
Strength to Weight: Bending, points 9.1 to 15
18
Thermal Diffusivity, mm2/s 110
11
Thermal Shock Resistance, points 7.8 to 16
14

Alloy Composition

Cadmium (Cd), % 0.050 to 0.15
0
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0
2.8 to 3.3
Copper (Cu), % 99.9 to 99.95
0
Iron (Fe), % 0
94.4 to 96.1
Manganese (Mn), % 0
0.3 to 0.6
Molybdenum (Mo), % 0
0.9 to 1.1
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.025