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S17700 Stainless Steel vs. CC763S Brass

S17700 stainless steel belongs to the iron alloys classification, while CC763S brass belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S17700 stainless steel and the bottom bar is CC763S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 430
130
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 1.0 to 23
7.3
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 76
41
Tensile Strength: Ultimate (UTS), MPa 1180 to 1650
490
Tensile Strength: Yield (Proof), MPa 430 to 1210
270

Thermal Properties

Latent Heat of Fusion, J/g 290
190
Maximum Temperature: Mechanical, °C 890
140
Melting Completion (Liquidus), °C 1440
870
Melting Onset (Solidus), °C 1400
830
Specific Heat Capacity, J/kg-K 480
400
Thermal Expansion, µm/m-K 11
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
29
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
32

Otherwise Unclassified Properties

Base Metal Price, % relative 13
24
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.8
2.9
Embodied Energy, MJ/kg 40
49
Embodied Water, L/kg 150
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 15 to 210
30
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 3750
340
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 42 to 59
17
Strength to Weight: Bending, points 32 to 40
17
Thermal Shock Resistance, points 39 to 54
16

Alloy Composition

Aluminum (Al), % 0.75 to 1.5
1.0 to 2.5
Antimony (Sb), % 0
0 to 0.080
Carbon (C), % 0 to 0.090
0
Chromium (Cr), % 16 to 18
0
Copper (Cu), % 0
56.5 to 67
Iron (Fe), % 70.5 to 76.8
0.5 to 2.0
Lead (Pb), % 0
0 to 1.5
Manganese (Mn), % 0 to 1.0
1.0 to 3.5
Nickel (Ni), % 6.5 to 7.8
0 to 2.5
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 1.0
Zinc (Zn), % 0
18.9 to 41