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R30556 Alloy vs. C44300 Brass

R30556 alloy belongs to the iron alloys classification, while C44300 brass belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is R30556 alloy and the bottom bar is C44300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 81
41
Tensile Strength: Ultimate (UTS), MPa 780
350
Tensile Strength: Yield (Proof), MPa 350
120

Thermal Properties

Latent Heat of Fusion, J/g 300
180
Maximum Temperature: Mechanical, °C 1100
140
Melting Completion (Liquidus), °C 1420
940
Melting Onset (Solidus), °C 1330
900
Specific Heat Capacity, J/kg-K 450
380
Thermal Conductivity, W/m-K 11
110
Thermal Expansion, µm/m-K 15
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
25
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
27

Otherwise Unclassified Properties

Base Metal Price, % relative 70
26
Density, g/cm3 8.4
8.3
Embodied Carbon, kg CO2/kg material 8.7
2.8
Embodied Energy, MJ/kg 130
46
Embodied Water, L/kg 300
330

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 290
65
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 23
19
Strength to Weight: Axial, points 26
12
Strength to Weight: Bending, points 22
13
Thermal Diffusivity, mm2/s 2.9
35
Thermal Shock Resistance, points 18
12

Alloy Composition

Aluminum (Al), % 0.1 to 0.5
0
Arsenic (As), % 0
0.020 to 0.060
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
70 to 73
Iron (Fe), % 20.4 to 38.2
0 to 0.060
Lanthanum (La), % 0.0050 to 0.1
0
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 0.5 to 2.0
0
Molybdenum (Mo), % 2.5 to 4.0
0
Nickel (Ni), % 19 to 22.5
0
Niobium (Nb), % 0 to 0.3
0
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0.2 to 0.8
0
Sulfur (S), % 0 to 0.015
0
Tantalum (Ta), % 0.3 to 1.3
0
Tin (Sn), % 0
0.9 to 1.2
Tungsten (W), % 2.0 to 3.5
0
Zinc (Zn), % 0.0010 to 0.1
25.2 to 29.1
Residuals, % 0
0 to 0.4