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C86700 Bronze vs. K94200 Alloy

C86700 bronze belongs to the copper alloys classification, while K94200 alloy belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C86700 bronze and the bottom bar is K94200 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
140
Elongation at Break, % 17
5.0 to 32
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 41
54
Tensile Strength: Ultimate (UTS), MPa 630
500 to 710
Tensile Strength: Yield (Proof), MPa 250
270 to 650

Thermal Properties

Melting Onset (Solidus), °C 860
1440
Specific Heat Capacity, J/kg-K 400
500
Thermal Conductivity, W/m-K 89
15
Thermal Expansion, µm/m-K 20
5.0

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 17
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 19
3.0

Otherwise Unclassified Properties

Density, g/cm3 7.9
8.2

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86
35 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 290
250 to 1460
Stiffness to Weight: Axial, points 7.5
9.8
Stiffness to Weight: Bending, points 20
21
Strength to Weight: Axial, points 22
17 to 24
Strength to Weight: Bending, points 21
17 to 22
Thermal Diffusivity, mm2/s 28
3.7
Thermal Shock Resistance, points 21
49 to 70