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S45000 Stainless Steel vs. CC490K Brass

S45000 stainless steel belongs to the iron alloys classification, while CC490K brass belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S45000 stainless steel and the bottom bar is CC490K brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 280 to 410
76
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 6.8 to 14
15
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
40
Tensile Strength: Ultimate (UTS), MPa 980 to 1410
230
Tensile Strength: Yield (Proof), MPa 580 to 1310
110

Thermal Properties

Latent Heat of Fusion, J/g 280
190
Maximum Temperature: Mechanical, °C 840
160
Melting Completion (Liquidus), °C 1440
980
Melting Onset (Solidus), °C 1390
910
Specific Heat Capacity, J/kg-K 480
370
Thermal Conductivity, W/m-K 17
72
Thermal Expansion, µm/m-K 11
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
16
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
16

Otherwise Unclassified Properties

Base Metal Price, % relative 13
30
Density, g/cm3 7.8
8.8
Embodied Carbon, kg CO2/kg material 2.8
2.9
Embodied Energy, MJ/kg 39
47
Embodied Water, L/kg 130
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94 to 160
28
Resilience: Unit (Modulus of Resilience), kJ/m3 850 to 4400
54
Stiffness to Weight: Axial, points 14
6.8
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 35 to 50
7.3
Strength to Weight: Bending, points 28 to 36
9.5
Thermal Diffusivity, mm2/s 4.5
22
Thermal Shock Resistance, points 33 to 47
8.2

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Antimony (Sb), % 0
0 to 0.3
Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 14 to 16
0
Copper (Cu), % 1.3 to 1.8
81 to 86
Iron (Fe), % 72.1 to 79.3
0 to 0.5
Lead (Pb), % 0
3.0 to 6.0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0.5 to 1.0
0
Nickel (Ni), % 5.0 to 7.0
0 to 2.0
Phosphorus (P), % 0 to 0.040
0 to 0.050
Silicon (Si), % 0 to 1.0
0 to 0.010
Sulfur (S), % 0 to 0.030
0 to 0.1
Tin (Sn), % 0
2.0 to 3.5
Zinc (Zn), % 0
7.0 to 9.5