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S20910 Stainless Steel vs. C42500 Brass

S20910 stainless steel belongs to the iron alloys classification, while C42500 brass belongs to the copper alloys. There are 27 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 S20910 stainless steel and the bottom bar is C42500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 14 to 39
2.0 to 49
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 79
42
Shear Strength, MPa 500 to 570
220 to 360
Tensile Strength: Ultimate (UTS), MPa 780 to 940
310 to 630
Tensile Strength: Yield (Proof), MPa 430 to 810
120 to 590

Thermal Properties

Latent Heat of Fusion, J/g 300
200
Maximum Temperature: Mechanical, °C 1080
180
Melting Completion (Liquidus), °C 1420
1030
Melting Onset (Solidus), °C 1380
1010
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 13
120
Thermal Expansion, µm/m-K 16
18

Otherwise Unclassified Properties

Base Metal Price, % relative 22
30
Density, g/cm3 7.8
8.7
Embodied Carbon, kg CO2/kg material 4.8
2.8
Embodied Energy, MJ/kg 68
46
Embodied Water, L/kg 180
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 260
12 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 1640
64 to 1570
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 28 to 33
9.9 to 20
Strength to Weight: Bending, points 24 to 27
12 to 19
Thermal Diffusivity, mm2/s 3.6
36
Thermal Shock Resistance, points 17 to 21
11 to 22

Alloy Composition

Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 20.5 to 23.5
0
Copper (Cu), % 0
87 to 90
Iron (Fe), % 52.1 to 62.1
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 4.0 to 6.0
0
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 11.5 to 13.5
0
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.040
0 to 0.35
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
1.5 to 3.0
Vanadium (V), % 0.1 to 0.3
0
Zinc (Zn), % 0
6.1 to 11.5
Residuals, % 0
0 to 0.5