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C69700 Brass vs. ASTM A372 Grade H Steel

C69700 brass belongs to the copper alloys classification, while ASTM A372 grade H steel belongs to the iron alloys. There are 27 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 C69700 brass and the bottom bar is ASTM A372 grade H steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 25
20 to 22
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 41
73
Shear Strength, MPa 300
410 to 570
Tensile Strength: Ultimate (UTS), MPa 470
650 to 910
Tensile Strength: Yield (Proof), MPa 230
430 to 550

Thermal Properties

Latent Heat of Fusion, J/g 240
250
Maximum Temperature: Mechanical, °C 160
410
Melting Completion (Liquidus), °C 930
1460
Melting Onset (Solidus), °C 880
1420
Specific Heat Capacity, J/kg-K 400
470
Thermal Conductivity, W/m-K 43
45
Thermal Expansion, µm/m-K 19
13

Otherwise Unclassified Properties

Base Metal Price, % relative 26
2.3
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.5
Embodied Energy, MJ/kg 44
20
Embodied Water, L/kg 310
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
130 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 250
500 to 810
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 16
23 to 32
Strength to Weight: Bending, points 16
21 to 27
Thermal Diffusivity, mm2/s 13
12
Thermal Shock Resistance, points 16
19 to 27

Alloy Composition

Carbon (C), % 0
0.3 to 0.4
Chromium (Cr), % 0
0.4 to 0.65
Copper (Cu), % 75 to 80
0
Iron (Fe), % 0 to 0.2
97.3 to 98.3
Lead (Pb), % 0.5 to 1.5
0
Manganese (Mn), % 0 to 0.4
0.75 to 1.1
Molybdenum (Mo), % 0
0.15 to 0.25
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 2.5 to 3.5
0.15 to 0.35
Sulfur (S), % 0
0 to 0.010
Zinc (Zn), % 13.9 to 22
0
Residuals, % 0 to 0.5
0