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R30556 Alloy vs. CC765S Brass

R30556 alloy belongs to the iron alloys classification, while CC765S brass belongs to the copper alloys. There are 28 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 R30556 alloy and the bottom bar is CC765S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 45
21
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 81
42
Tensile Strength: Ultimate (UTS), MPa 780
540
Tensile Strength: Yield (Proof), MPa 350
220

Thermal Properties

Latent Heat of Fusion, J/g 300
180
Maximum Temperature: Mechanical, °C 1100
140
Melting Completion (Liquidus), °C 1420
860
Melting Onset (Solidus), °C 1330
820
Specific Heat Capacity, J/kg-K 450
400
Thermal Conductivity, W/m-K 11
91
Thermal Expansion, µm/m-K 15
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
30
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
34

Otherwise Unclassified Properties

Base Metal Price, % relative 70
24
Density, g/cm3 8.4
8.0
Embodied Carbon, kg CO2/kg material 8.7
3.0
Embodied Energy, MJ/kg 130
51
Embodied Water, L/kg 300
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
90
Resilience: Unit (Modulus of Resilience), kJ/m3 290
220
Stiffness to Weight: Axial, points 14
7.6
Stiffness to Weight: Bending, points 23
20
Strength to Weight: Axial, points 26
19
Strength to Weight: Bending, points 22
18
Thermal Diffusivity, mm2/s 2.9
28
Thermal Shock Resistance, points 18
17

Alloy Composition

Aluminum (Al), % 0.1 to 0.5
0.5 to 2.5
Antimony (Sb), % 0
0 to 0.080
Boron (B), % 0 to 0.020
0
Carbon (C), % 0.050 to 0.15
0
Chromium (Cr), % 21 to 23
0
Cobalt (Co), % 16 to 21
0
Copper (Cu), % 0
51 to 65
Iron (Fe), % 20.4 to 38.2
0.5 to 2.0
Lanthanum (La), % 0.0050 to 0.1
0
Lead (Pb), % 0
0 to 0.5
Manganese (Mn), % 0.5 to 2.0
0.3 to 3.0
Molybdenum (Mo), % 2.5 to 4.0
0
Nickel (Ni), % 19 to 22.5
0 to 6.0
Niobium (Nb), % 0 to 0.3
0
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0.2 to 0.8
0 to 0.1
Sulfur (S), % 0 to 0.015
0
Tantalum (Ta), % 0.3 to 1.3
0
Tin (Sn), % 0
0 to 1.0
Tungsten (W), % 2.0 to 3.5
0
Zinc (Zn), % 0.0010 to 0.1
19.8 to 47.7