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ACI-ASTM CA6NM Steel vs. C91700 Bronze

ACI-ASTM CA6NM steel belongs to the iron alloys classification, while C91700 bronze 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 ACI-ASTM CA6NM steel and the bottom bar is C91700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
90
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 17
13
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
41
Tensile Strength: Ultimate (UTS), MPa 850
330
Tensile Strength: Yield (Proof), MPa 620
170

Thermal Properties

Latent Heat of Fusion, J/g 280
190
Maximum Temperature: Mechanical, °C 770
170
Melting Completion (Liquidus), °C 1450
1020
Melting Onset (Solidus), °C 1400
850
Specific Heat Capacity, J/kg-K 480
370
Thermal Conductivity, W/m-K 25
71
Thermal Expansion, µm/m-K 10
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.8
10
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
10

Otherwise Unclassified Properties

Base Metal Price, % relative 10
36
Density, g/cm3 7.8
8.7
Embodied Carbon, kg CO2/kg material 2.5
3.9
Embodied Energy, MJ/kg 34
63
Embodied Water, L/kg 110
400

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
35
Resilience: Unit (Modulus of Resilience), kJ/m3 1000
140
Stiffness to Weight: Axial, points 14
6.9
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 30
11
Strength to Weight: Bending, points 26
12
Thermal Diffusivity, mm2/s 6.7
22
Thermal Shock Resistance, points 31
12

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 11.5 to 14
0
Copper (Cu), % 0
84.2 to 87.5
Iron (Fe), % 78.4 to 84.6
0 to 0.2
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0.4 to 1.0
0
Nickel (Ni), % 3.5 to 4.5
1.2 to 2.0
Phosphorus (P), % 0 to 0.040
0 to 0.3
Silicon (Si), % 0 to 1.0
0 to 0.0050
Sulfur (S), % 0 to 0.030
0 to 0.050
Tin (Sn), % 0
11.3 to 12.5
Zinc (Zn), % 0
0 to 0.25