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ASTM A372 Grade J Steel vs. C93400 Bronze

ASTM A372 grade J steel belongs to the iron alloys classification, while C93400 bronze belongs to the copper alloys. There are 28 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 A372 grade J steel and the bottom bar is C93400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 17 to 22
9.1
Poisson's Ratio 0.29
0.35
Shear Modulus, GPa 73
38
Tensile Strength: Ultimate (UTS), MPa 650 to 1020
270
Tensile Strength: Yield (Proof), MPa 430 to 850
150

Thermal Properties

Latent Heat of Fusion, J/g 250
180
Maximum Temperature: Mechanical, °C 420
150
Melting Completion (Liquidus), °C 1460
950
Melting Onset (Solidus), °C 1420
850
Specific Heat Capacity, J/kg-K 470
350
Thermal Conductivity, W/m-K 44
58
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
12
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
12

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
32
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 1.5
3.3
Embodied Energy, MJ/kg 20
54
Embodied Water, L/kg 51
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 170
21
Resilience: Unit (Modulus of Resilience), kJ/m3 500 to 1930
120
Stiffness to Weight: Axial, points 13
6.3
Stiffness to Weight: Bending, points 24
17
Strength to Weight: Axial, points 23 to 36
8.3
Strength to Weight: Bending, points 21 to 29
10
Thermal Diffusivity, mm2/s 12
18
Thermal Shock Resistance, points 19 to 30
10

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.5
Carbon (C), % 0.35 to 0.5
0
Chromium (Cr), % 0.8 to 1.2
0
Copper (Cu), % 0
82 to 85
Iron (Fe), % 96.7 to 97.8
0 to 0.2
Lead (Pb), % 0
7.0 to 9.0
Manganese (Mn), % 0.75 to 1.1
0
Molybdenum (Mo), % 0.15 to 0.25
0
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.015
0 to 1.5
Silicon (Si), % 0.15 to 0.35
0 to 0.0050
Sulfur (S), % 0 to 0.010
0 to 0.080
Tin (Sn), % 0
7.0 to 9.0
Zinc (Zn), % 0
0 to 0.8
Residuals, % 0
0 to 1.0