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EN 1.1221 Steel vs. C87900 Brass

EN 1.1221 steel belongs to the iron alloys classification, while C87900 brass belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.1221 steel and the bottom bar is C87900 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 10 to 21
25
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 72
41
Tensile Strength: Ultimate (UTS), MPa 730 to 870
480
Tensile Strength: Yield (Proof), MPa 390 to 550
240

Thermal Properties

Latent Heat of Fusion, J/g 250
190
Maximum Temperature: Mechanical, °C 400
130
Melting Completion (Liquidus), °C 1460
930
Melting Onset (Solidus), °C 1410
900
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 48
120
Thermal Expansion, µm/m-K 12
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
15
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
17

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
24
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 1.5
2.7
Embodied Energy, MJ/kg 19
46
Embodied Water, L/kg 47
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 67 to 130
100
Resilience: Unit (Modulus of Resilience), kJ/m3 410 to 800
270
Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 26 to 31
17
Strength to Weight: Bending, points 23 to 26
17
Thermal Diffusivity, mm2/s 13
37
Thermal Shock Resistance, points 23 to 28
16

Alloy Composition

Aluminum (Al), % 0
0 to 0.15
Antimony (Sb), % 0
0 to 0.050
Arsenic (As), % 0
0 to 0.050
Carbon (C), % 0.57 to 0.65
0
Chromium (Cr), % 0 to 0.4
0
Copper (Cu), % 0
63 to 69.2
Iron (Fe), % 97.1 to 98.8
0 to 0.4
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 0.6 to 0.9
0 to 0.15
Molybdenum (Mo), % 0 to 0.1
0
Nickel (Ni), % 0 to 0.4
0 to 0.5
Phosphorus (P), % 0 to 0.035
0 to 0.010
Silicon (Si), % 0 to 0.4
0.8 to 1.2
Sulfur (S), % 0 to 0.035
0 to 0.050
Tin (Sn), % 0
0 to 0.25
Zinc (Zn), % 0
30 to 36