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C91700 Bronze vs. ASTM A372 Grade E Steel

C91700 bronze belongs to the copper alloys classification, while ASTM A372 grade E steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C91700 bronze and the bottom bar is ASTM A372 grade E steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 90
200 to 280
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 13
20 to 22
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 41
73
Tensile Strength: Ultimate (UTS), MPa 330
650 to 910
Tensile Strength: Yield (Proof), MPa 170
430 to 550

Thermal Properties

Latent Heat of Fusion, J/g 190
250
Maximum Temperature: Mechanical, °C 170
420
Melting Completion (Liquidus), °C 1020
1460
Melting Onset (Solidus), °C 850
1420
Specific Heat Capacity, J/kg-K 370
470
Thermal Conductivity, W/m-K 71
44
Thermal Expansion, µm/m-K 18
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 10
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 36
2.4
Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 3.9
1.5
Embodied Energy, MJ/kg 63
20
Embodied Water, L/kg 400
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 35
130 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 140
500 to 810
Stiffness to Weight: Axial, points 6.9
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 11
23 to 32
Strength to Weight: Bending, points 12
21 to 27
Thermal Diffusivity, mm2/s 22
12
Thermal Shock Resistance, points 12
19 to 27

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.2
0
Carbon (C), % 0
0.25 to 0.35
Chromium (Cr), % 0
0.8 to 1.2
Copper (Cu), % 84.2 to 87.5
0
Iron (Fe), % 0 to 0.2
97 to 98.3
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0
0.4 to 0.9
Molybdenum (Mo), % 0
0.15 to 0.25
Nickel (Ni), % 1.2 to 2.0
0
Phosphorus (P), % 0 to 0.3
0 to 0.015
Silicon (Si), % 0 to 0.0050
0.15 to 0.35
Sulfur (S), % 0 to 0.050
0 to 0.010
Tin (Sn), % 11.3 to 12.5
0
Zinc (Zn), % 0 to 0.25
0