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ASTM A387 Grade 5 Steel vs. C49300 Brass

ASTM A387 grade 5 steel belongs to the iron alloys classification, while C49300 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 ASTM A387 grade 5 steel and the bottom bar is C49300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 20 to 21
4.5 to 20
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 74
40
Shear Strength, MPa 310 to 380
270 to 290
Tensile Strength: Ultimate (UTS), MPa 500 to 600
430 to 520
Tensile Strength: Yield (Proof), MPa 230 to 350
210 to 410

Thermal Properties

Latent Heat of Fusion, J/g 260
170
Maximum Temperature: Mechanical, °C 510
120
Melting Completion (Liquidus), °C 1460
880
Melting Onset (Solidus), °C 1420
840
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 40
88
Thermal Expansion, µm/m-K 13
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
15
Electrical Conductivity: Equal Weight (Specific), % IACS 9.2
17

Otherwise Unclassified Properties

Base Metal Price, % relative 4.3
26
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.7
3.0
Embodied Energy, MJ/kg 23
50
Embodied Water, L/kg 69
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83 to 110
21 to 71
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 320
220 to 800
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 18 to 21
15 to 18
Strength to Weight: Bending, points 18 to 20
16 to 18
Thermal Diffusivity, mm2/s 11
29
Thermal Shock Resistance, points 14 to 17
14 to 18

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Antimony (Sb), % 0
0 to 0.5
Bismuth (Bi), % 0
0.5 to 2.0
Carbon (C), % 0 to 0.15
0
Chromium (Cr), % 4.0 to 6.0
0
Copper (Cu), % 0
58 to 62
Iron (Fe), % 92.1 to 95.3
0 to 0.1
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 0.3 to 0.6
0 to 0.030
Molybdenum (Mo), % 0.45 to 0.65
0
Nickel (Ni), % 0
0 to 1.5
Phosphorus (P), % 0 to 0.025
0 to 0.2
Selenium (Se), % 0
0 to 0.2
Silicon (Si), % 0 to 0.5
0 to 0.1
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
1.0 to 1.8
Zinc (Zn), % 0
30.6 to 40.5
Residuals, % 0
0 to 0.5