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CC751S Brass vs. EN 1.4451 Stainless Steel

CC751S brass belongs to the copper alloys classification, while EN 1.4451 stainless 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 EN 1.4451 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130
220
Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 5.6
25
Poisson's Ratio 0.31
0.27
Shear Modulus, GPa 40
80
Tensile Strength: Ultimate (UTS), MPa 450
750
Tensile Strength: Yield (Proof), MPa 320
540

Thermal Properties

Latent Heat of Fusion, J/g 190
300
Maximum Temperature: Mechanical, °C 130
1100
Melting Completion (Liquidus), °C 850
1430
Melting Onset (Solidus), °C 810
1380
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 110
17
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 28
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 24
20
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 2.8
3.8
Embodied Energy, MJ/kg 46
53
Embodied Water, L/kg 330
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 23
170
Resilience: Unit (Modulus of Resilience), kJ/m3 480
710
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 15
27
Strength to Weight: Bending, points 16
23
Thermal Diffusivity, mm2/s 35
4.5
Thermal Shock Resistance, points 15
16

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Antimony (Sb), % 0 to 0.5
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
25 to 27
Copper (Cu), % 62.7 to 66
2.8 to 3.5
Iron (Fe), % 0.25 to 0.5
56.2 to 64.6
Lead (Pb), % 0.8 to 2.2
0
Manganese (Mn), % 0 to 0.15
0 to 1.5
Molybdenum (Mo), % 0
2.5 to 3.5
Nickel (Ni), % 0 to 0.8
5.0 to 7.0
Nitrogen (N), % 0
0.12 to 0.22
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0.65 to 1.1
0 to 1.0
Sulfur (S), % 0
0 to 0.025
Tin (Sn), % 0 to 0.8
0
Zinc (Zn), % 27.9 to 35.6
0