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ASTM A387 Grade 11 Steel vs. C61900 Bronze

ASTM A387 grade 11 steel 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 A387 grade 11 steel and the bottom bar is C61900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 25
21 to 32
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
43
Shear Strength, MPa 320 to 390
370 to 410
Tensile Strength: Ultimate (UTS), MPa 500 to 600
570 to 650
Tensile Strength: Yield (Proof), MPa 270 to 350
230 to 310

Thermal Properties

Latent Heat of Fusion, J/g 260
230
Maximum Temperature: Mechanical, °C 430
220
Melting Completion (Liquidus), °C 1460
1050
Melting Onset (Solidus), °C 1420
1040
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 39
79
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
11
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
11

Otherwise Unclassified Properties

Base Metal Price, % relative 2.9
28
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 1.6
3.1
Embodied Energy, MJ/kg 21
51
Embodied Water, L/kg 53
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100 to 130
110 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 200 to 320
230 to 430
Stiffness to Weight: Axial, points 13
7.6
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 18 to 21
19 to 22
Strength to Weight: Bending, points 18 to 20
18 to 20
Thermal Diffusivity, mm2/s 11
22
Thermal Shock Resistance, points 15 to 18
20 to 23

Alloy Composition


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Aluminum (Al), % 0
8.5 to 10
Carbon (C), % 0.050 to 0.17
0
Chromium (Cr), % 1.0 to 1.5
0
Copper (Cu), % 0
83.6 to 88.5
Iron (Fe), % 96.2 to 97.6
3.0 to 4.5
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 0.4 to 0.65
0
Molybdenum (Mo), % 0.45 to 0.65
0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0.5 to 0.8
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