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SAE-AISI M33 Steel vs. C35000 Brass

SAE-AISI M33 steel belongs to the iron alloys classification, while C35000 brass belongs to the copper alloys. There are 21 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 SAE-AISI M33 steel and the bottom bar is C35000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 78
40
Tensile Strength: Ultimate (UTS), MPa 810 to 2210
340 to 650

Thermal Properties

Latent Heat of Fusion, J/g 270
170
Melting Completion (Liquidus), °C 1550
920
Melting Onset (Solidus), °C 1500
890
Specific Heat Capacity, J/kg-K 440
380
Thermal Conductivity, W/m-K 20
120
Thermal Expansion, µm/m-K 12
21

Otherwise Unclassified Properties

Base Metal Price, % relative 32
23
Density, g/cm3 8.2
8.1
Embodied Carbon, kg CO2/kg material 7.7
2.7
Embodied Energy, MJ/kg 110
45
Embodied Water, L/kg 150
320

Common Calculations

Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 27 to 75
12 to 22
Strength to Weight: Bending, points 24 to 46
13 to 21
Thermal Diffusivity, mm2/s 5.5
37
Thermal Shock Resistance, points 25 to 68
11 to 22

Alloy Composition

Carbon (C), % 0.85 to 0.92
0
Chromium (Cr), % 3.5 to 4.0
0
Cobalt (Co), % 7.8 to 8.8
0
Copper (Cu), % 0 to 0.25
60 to 63
Iron (Fe), % 71.4 to 76.3
0 to 0.1
Lead (Pb), % 0
0.8 to 2.0
Manganese (Mn), % 0.15 to 0.4
0
Molybdenum (Mo), % 9.0 to 10
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.15 to 0.5
0
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 1.3 to 2.1
0
Vanadium (V), % 1.0 to 1.4
0
Zinc (Zn), % 0
34.5 to 39.2
Residuals, % 0
0 to 0.4