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CC751S Brass vs. ASTM Grade HT Steel

CC751S brass belongs to the copper alloys classification, while ASTM grade HT steel belongs to the iron 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 CC751S brass and the bottom bar is ASTM grade HT steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130
150
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 5.6
4.6
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
76
Tensile Strength: Ultimate (UTS), MPa 450
500
Tensile Strength: Yield (Proof), MPa 320
270

Thermal Properties

Latent Heat of Fusion, J/g 190
310
Maximum Temperature: Mechanical, °C 130
1010
Melting Completion (Liquidus), °C 850
1390
Melting Onset (Solidus), °C 810
1340
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 110
12
Thermal Expansion, µm/m-K 20
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 28
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 24
31
Density, g/cm3 8.1
8.0
Embodied Carbon, kg CO2/kg material 2.8
5.4
Embodied Energy, MJ/kg 46
76
Embodied Water, L/kg 330
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 23
19
Resilience: Unit (Modulus of Resilience), kJ/m3 480
180
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 15
18
Strength to Weight: Bending, points 16
18
Thermal Diffusivity, mm2/s 35
3.2
Thermal Shock Resistance, points 15
12

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Antimony (Sb), % 0 to 0.5
0
Carbon (C), % 0
0.35 to 0.75
Chromium (Cr), % 0
15 to 19
Copper (Cu), % 62.7 to 66
0
Iron (Fe), % 0.25 to 0.5
38.2 to 51.7
Lead (Pb), % 0.8 to 2.2
0
Manganese (Mn), % 0 to 0.15
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0 to 0.8
33 to 37
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0.65 to 1.1
0 to 2.5
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 0 to 0.8
0
Zinc (Zn), % 27.9 to 35.6
0