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C26200 Brass vs. ASTM A387 Grade 12 Steel

C26200 brass belongs to the copper alloys classification, while ASTM A387 grade 12 steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C26200 brass and the bottom bar is ASTM A387 grade 12 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 3.0 to 180
25
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 41
73
Shear Strength, MPa 230 to 390
300 to 330
Tensile Strength: Ultimate (UTS), MPa 330 to 770
470 to 520
Tensile Strength: Yield (Proof), MPa 110 to 490
260 to 310

Thermal Properties

Latent Heat of Fusion, J/g 180
250
Maximum Temperature: Mechanical, °C 140
430
Melting Completion (Liquidus), °C 950
1470
Melting Onset (Solidus), °C 920
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 120
44
Thermal Expansion, µm/m-K 20
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 31
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 25
2.8
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.6
Embodied Energy, MJ/kg 45
21
Embodied Water, L/kg 320
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 160
98 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 62 to 1110
180 to 250
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 11 to 26
16 to 18
Strength to Weight: Bending, points 13 to 23
17 to 18
Thermal Diffusivity, mm2/s 38
12
Thermal Shock Resistance, points 11 to 26
14 to 15

Alloy Composition

Carbon (C), % 0
0.050 to 0.17
Chromium (Cr), % 0
0.8 to 1.2
Copper (Cu), % 67 to 70
0
Iron (Fe), % 0 to 0.050
97 to 98.2
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0.4 to 0.65
Molybdenum (Mo), % 0
0.45 to 0.6
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0.15 to 0.4
Sulfur (S), % 0
0 to 0.025
Zinc (Zn), % 29.6 to 33
0
Residuals, % 0 to 0.3
0