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C51900 Bronze vs. ASTM A372 Grade M Steel

C51900 bronze belongs to the copper alloys classification, while ASTM A372 grade M steel belongs to the iron alloys. There are 29 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 C51900 bronze and the bottom bar is ASTM A372 grade M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 14 to 29
18 to 21
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 42
73
Shear Strength, MPa 320 to 370
510 to 570
Tensile Strength: Ultimate (UTS), MPa 380 to 620
810 to 910
Tensile Strength: Yield (Proof), MPa 390 to 570
660 to 770

Thermal Properties

Latent Heat of Fusion, J/g 200
250
Maximum Temperature: Mechanical, °C 180
450
Melting Completion (Liquidus), °C 1040
1460
Melting Onset (Solidus), °C 930
1420
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 66
46
Thermal Expansion, µm/m-K 18
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 14
9.1

Otherwise Unclassified Properties

Base Metal Price, % relative 33
5.0
Density, g/cm3 8.8
7.9
Embodied Carbon, kg CO2/kg material 3.2
2.0
Embodied Energy, MJ/kg 51
27
Embodied Water, L/kg 360
61

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 55 to 180
160
Resilience: Unit (Modulus of Resilience), kJ/m3 680 to 1450
1140 to 1580
Stiffness to Weight: Axial, points 7.0
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 12 to 19
29 to 32
Strength to Weight: Bending, points 13 to 18
24 to 27
Thermal Diffusivity, mm2/s 20
12
Thermal Shock Resistance, points 14 to 22
24 to 27

Alloy Composition

Carbon (C), % 0
0 to 0.23
Chromium (Cr), % 0
1.5 to 2.0
Copper (Cu), % 91.7 to 95
0
Iron (Fe), % 0 to 0.1
92.5 to 95.1
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0.2 to 0.4
Molybdenum (Mo), % 0
0.4 to 0.6
Nickel (Ni), % 0
2.8 to 3.9
Phosphorus (P), % 0.030 to 0.35
0 to 0.015
Silicon (Si), % 0
0 to 0.3
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 5.0 to 7.0
0
Vanadium (V), % 0
0 to 0.080
Zinc (Zn), % 0 to 0.3
0
Residuals, % 0 to 0.5
0

Comparable Variants