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ASTM A387 Grade 11 Steel vs. C91100 Bronze

ASTM A387 grade 11 steel belongs to the iron alloys classification, while C91100 bronze belongs to the copper alloys. There are 28 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 ASTM A387 grade 11 steel and the bottom bar is C91100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 25
2.0
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
39
Tensile Strength: Ultimate (UTS), MPa 500 to 600
240
Tensile Strength: Yield (Proof), MPa 270 to 350
170

Thermal Properties

Latent Heat of Fusion, J/g 260
180
Maximum Temperature: Mechanical, °C 430
160
Melting Completion (Liquidus), °C 1460
950
Melting Onset (Solidus), °C 1420
820
Specific Heat Capacity, J/kg-K 470
360
Thermal Conductivity, W/m-K 39
63
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.9
38
Density, g/cm3 7.8
8.7
Embodied Carbon, kg CO2/kg material 1.6
4.2
Embodied Energy, MJ/kg 21
69
Embodied Water, L/kg 53
440

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100 to 130
4.4
Resilience: Unit (Modulus of Resilience), kJ/m3 200 to 320
140
Stiffness to Weight: Axial, points 13
6.7
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 18 to 21
7.7
Strength to Weight: Bending, points 18 to 20
9.9
Thermal Diffusivity, mm2/s 11
20
Thermal Shock Resistance, points 15 to 18
9.1

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Carbon (C), % 0.050 to 0.17
0
Chromium (Cr), % 1.0 to 1.5
0
Copper (Cu), % 0
82 to 85
Iron (Fe), % 96.2 to 97.6
0 to 0.25
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 0.4 to 0.65
0
Molybdenum (Mo), % 0.45 to 0.65
0
Nickel (Ni), % 0
0 to 0.5
Phosphorus (P), % 0 to 0.025
0 to 1.0
Silicon (Si), % 0.5 to 0.8
0 to 0.0050
Sulfur (S), % 0 to 0.025
0 to 0.050
Tin (Sn), % 0
15 to 17
Zinc (Zn), % 0
0 to 0.25