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ASTM A387 Grade 2 Steel vs. CC334G Bronze

ASTM A387 grade 2 steel belongs to the iron alloys classification, while CC334G 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 2 steel and the bottom bar is CC334G bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140 to 170
210
Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 25
5.6
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 73
45
Tensile Strength: Ultimate (UTS), MPa 470 to 550
810
Tensile Strength: Yield (Proof), MPa 260 to 350
410

Thermal Properties

Latent Heat of Fusion, J/g 250
240
Maximum Temperature: Mechanical, °C 420
240
Melting Completion (Liquidus), °C 1470
1080
Melting Onset (Solidus), °C 1420
1020
Specific Heat Capacity, J/kg-K 470
450
Thermal Conductivity, W/m-K 45
41
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
29
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 1.6
3.6
Embodied Energy, MJ/kg 20
59
Embodied Water, L/kg 50
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 120
38
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 320
710
Stiffness to Weight: Axial, points 13
8.1
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 16 to 20
28
Strength to Weight: Bending, points 17 to 19
24
Thermal Diffusivity, mm2/s 12
11
Thermal Shock Resistance, points 14 to 16
28

Alloy Composition

Aluminum (Al), % 0
10 to 12
Carbon (C), % 0.050 to 0.21
0
Chromium (Cr), % 0.5 to 0.8
0
Copper (Cu), % 0
72 to 84.5
Iron (Fe), % 97.1 to 98.3
3.0 to 7.0
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 0
0 to 0.050
Manganese (Mn), % 0.55 to 0.8
0 to 2.5
Molybdenum (Mo), % 0.45 to 0.6
0
Nickel (Ni), % 0
4.0 to 7.5
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0.15 to 0.4
0 to 0.1
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 0
0 to 0.5