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SAE-AISI 4815 Steel vs. C36200 Brass

SAE-AISI 4815 steel belongs to the iron alloys classification, while C36200 brass belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 4815 steel and the bottom bar is C36200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 23
20 to 53
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 73
39
Shear Strength, MPa 350
210 to 240
Tensile Strength: Ultimate (UTS), MPa 550
340 to 420
Tensile Strength: Yield (Proof), MPa 370
130 to 360

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Maximum Temperature: Mechanical, °C 410
120
Melting Completion (Liquidus), °C 1460
900
Melting Onset (Solidus), °C 1420
890
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 52
120
Thermal Expansion, µm/m-K 12
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.6
26
Electrical Conductivity: Equal Weight (Specific), % IACS 7.6
28

Otherwise Unclassified Properties

Base Metal Price, % relative 4.3
23
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 1.8
2.6
Embodied Energy, MJ/kg 24
45
Embodied Water, L/kg 53
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
74 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 360
89 to 630
Stiffness to Weight: Axial, points 13
6.9
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 20
11 to 14
Strength to Weight: Bending, points 19
13 to 15
Thermal Diffusivity, mm2/s 14
37
Thermal Shock Resistance, points 18
11 to 14

Alloy Composition

Carbon (C), % 0.13 to 0.18
0
Copper (Cu), % 0
60 to 63
Iron (Fe), % 94.7 to 95.9
0 to 0.15
Lead (Pb), % 0
3.5 to 4.5
Manganese (Mn), % 0.4 to 0.6
0
Molybdenum (Mo), % 0.2 to 0.3
0
Nickel (Ni), % 3.3 to 3.8
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0.15 to 0.35
0
Sulfur (S), % 0 to 0.040
0
Zinc (Zn), % 0
32.4 to 36.5