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ASTM A369 Grade FP21 vs. C19100 Copper

ASTM A369 grade FP21 belongs to the iron alloys classification, while C19100 copper belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ASTM A369 grade FP21 and the bottom bar is C19100 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 20
17 to 37
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 74
43
Shear Strength, MPa 300
170 to 330
Tensile Strength: Ultimate (UTS), MPa 470
250 to 630
Tensile Strength: Yield (Proof), MPa 240
75 to 550

Thermal Properties

Latent Heat of Fusion, J/g 260
210
Maximum Temperature: Mechanical, °C 470
200
Melting Completion (Liquidus), °C 1470
1080
Melting Onset (Solidus), °C 1430
1040
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 41
250
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.7
55
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
56

Otherwise Unclassified Properties

Base Metal Price, % relative 4.0
33
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 1.8
2.7
Embodied Energy, MJ/kg 23
43
Embodied Water, L/kg 61
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
60 to 99
Resilience: Unit (Modulus of Resilience), kJ/m3 150
24 to 1310
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 17
7.7 to 20
Strength to Weight: Bending, points 17
9.9 to 18
Thermal Diffusivity, mm2/s 11
73
Thermal Shock Resistance, points 14
8.9 to 22

Alloy Composition

Carbon (C), % 0.050 to 0.15
0
Chromium (Cr), % 2.7 to 3.4
0
Copper (Cu), % 0
96.5 to 98.6
Iron (Fe), % 94.3 to 96.2
0 to 0.2
Lead (Pb), % 0
0 to 0.1
Manganese (Mn), % 0.3 to 0.6
0
Molybdenum (Mo), % 0.8 to 1.1
0
Nickel (Ni), % 0
0.9 to 1.3
Phosphorus (P), % 0 to 0.025
0.15 to 0.35
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.025
0
Tellurium (Te), % 0
0.35 to 0.6
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0
0 to 0.5