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CC765S Brass vs. SAE-AISI H21 Steel

CC765S brass belongs to the copper alloys classification, while SAE-AISI H21 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is CC765S brass and the bottom bar is SAE-AISI H21 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 42
76
Tensile Strength: Ultimate (UTS), MPa 540
720 to 1790

Thermal Properties

Latent Heat of Fusion, J/g 180
250
Melting Completion (Liquidus), °C 860
1630
Melting Onset (Solidus), °C 820
1580
Specific Heat Capacity, J/kg-K 400
440
Thermal Conductivity, W/m-K 91
27
Thermal Expansion, µm/m-K 20
11

Otherwise Unclassified Properties

Base Metal Price, % relative 24
23
Density, g/cm3 8.0
8.5
Embodied Carbon, kg CO2/kg material 3.0
4.5
Embodied Energy, MJ/kg 51
68
Embodied Water, L/kg 330
72

Common Calculations

Stiffness to Weight: Axial, points 7.6
13
Stiffness to Weight: Bending, points 20
23
Strength to Weight: Axial, points 19
23 to 58
Strength to Weight: Bending, points 18
21 to 38
Thermal Diffusivity, mm2/s 28
7.1
Thermal Shock Resistance, points 17
24 to 59

Alloy Composition

Aluminum (Al), % 0.5 to 2.5
0
Antimony (Sb), % 0 to 0.080
0
Carbon (C), % 0
0.28 to 0.36
Chromium (Cr), % 0
3.0 to 3.8
Copper (Cu), % 51 to 65
0 to 0.25
Iron (Fe), % 0.5 to 2.0
87.6 to 93.8
Lead (Pb), % 0 to 0.5
0
Manganese (Mn), % 0.3 to 3.0
0.15 to 0.4
Nickel (Ni), % 0 to 6.0
0 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.1
0.15 to 0.5
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 1.0
0
Tungsten (W), % 0
8.5 to 10
Vanadium (V), % 0
0.3 to 0.6
Zinc (Zn), % 19.8 to 47.7
0