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ASTM A387 Grade 2 Steel vs. CC754S Brass

ASTM A387 grade 2 steel belongs to the iron alloys classification, while CC754S 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 2 steel and the bottom bar is CC754S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140 to 170
90
Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 25
11
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 73
40
Tensile Strength: Ultimate (UTS), MPa 470 to 550
320
Tensile Strength: Yield (Proof), MPa 260 to 350
160

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Maximum Temperature: Mechanical, °C 420
120
Melting Completion (Liquidus), °C 1470
830
Melting Onset (Solidus), °C 1420
780
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 45
95
Thermal Expansion, µm/m-K 13
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
27
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
30

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
23
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 1.6
2.8
Embodied Energy, MJ/kg 20
47
Embodied Water, L/kg 50
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 120
29
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 320
130
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 16 to 20
11
Strength to Weight: Bending, points 17 to 19
13
Thermal Diffusivity, mm2/s 12
31
Thermal Shock Resistance, points 14 to 16
10

Alloy Composition

Aluminum (Al), % 0
0 to 0.8
Carbon (C), % 0.050 to 0.21
0
Chromium (Cr), % 0.5 to 0.8
0
Copper (Cu), % 0
57 to 63
Iron (Fe), % 97.1 to 98.3
0 to 0.7
Lead (Pb), % 0
0.5 to 2.5
Manganese (Mn), % 0.55 to 0.8
0 to 0.5
Molybdenum (Mo), % 0.45 to 0.6
0
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.025
0 to 0.020
Silicon (Si), % 0.15 to 0.4
0 to 0.3
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
0 to 1.0
Zinc (Zn), % 0
30.2 to 42.5