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ASTM A369 Grade FP12 vs. C61900 Bronze

ASTM A369 grade FP12 belongs to the iron alloys classification, while C61900 bronze belongs to the copper 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 ASTM A369 grade FP12 and the bottom bar is C61900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 20
21 to 32
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
43
Shear Strength, MPa 300
370 to 410
Tensile Strength: Ultimate (UTS), MPa 470
570 to 650
Tensile Strength: Yield (Proof), MPa 250
230 to 310

Thermal Properties

Latent Heat of Fusion, J/g 250
230
Maximum Temperature: Mechanical, °C 430
220
Melting Completion (Liquidus), °C 1470
1050
Melting Onset (Solidus), °C 1430
1040
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 45
79
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
11
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
11

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
28
Density, g/cm3 7.9
8.3
Embodied Carbon, kg CO2/kg material 1.6
3.1
Embodied Energy, MJ/kg 21
51
Embodied Water, L/kg 52
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81
110 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 160
230 to 430
Stiffness to Weight: Axial, points 13
7.6
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 17
19 to 22
Strength to Weight: Bending, points 17
18 to 20
Thermal Diffusivity, mm2/s 12
22
Thermal Shock Resistance, points 14
20 to 23

Alloy Composition

Aluminum (Al), % 0
8.5 to 10
Carbon (C), % 0.050 to 0.15
0
Chromium (Cr), % 0.8 to 1.3
0
Copper (Cu), % 0
83.6 to 88.5
Iron (Fe), % 96.8 to 98.4
3.0 to 4.5
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 0.3 to 0.61
0
Molybdenum (Mo), % 0.44 to 0.65
0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
0 to 0.6
Zinc (Zn), % 0
0 to 0.8
Residuals, % 0
0 to 0.5