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ASTM A387 Grade 22 Steel vs. C85700 Brass

ASTM A387 grade 22 steel belongs to the iron alloys classification, while C85700 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 ASTM A387 grade 22 steel and the bottom bar is C85700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 21
17
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 74
40
Tensile Strength: Ultimate (UTS), MPa 480 to 600
310
Tensile Strength: Yield (Proof), MPa 230 to 350
110

Thermal Properties

Latent Heat of Fusion, J/g 260
170
Maximum Temperature: Mechanical, °C 460
120
Melting Completion (Liquidus), °C 1470
940
Melting Onset (Solidus), °C 1430
910
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 40
84
Thermal Expansion, µm/m-K 13
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
22
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
25

Otherwise Unclassified Properties

Base Metal Price, % relative 3.8
24
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 1.7
2.8
Embodied Energy, MJ/kg 23
47
Embodied Water, L/kg 58
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 85 to 110
41
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 320
59
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 17 to 21
11
Strength to Weight: Bending, points 17 to 20
13
Thermal Diffusivity, mm2/s 11
27
Thermal Shock Resistance, points 14 to 17
10

Alloy Composition

Aluminum (Al), % 0
0 to 0.8
Carbon (C), % 0.050 to 0.15
0
Chromium (Cr), % 2.0 to 2.5
0
Copper (Cu), % 0
58 to 64
Iron (Fe), % 95.1 to 96.8
0 to 0.7
Lead (Pb), % 0
0.8 to 1.5
Manganese (Mn), % 0.3 to 0.6
0
Molybdenum (Mo), % 0.9 to 1.1
0
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.5
0 to 0.050
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
0.5 to 1.5
Zinc (Zn), % 0
32 to 40
Residuals, % 0
0 to 1.3