MakeItFrom.com
Menu (ESC)

SAE-AISI P21 Steel vs. C77400 Nickel Silver

SAE-AISI P21 steel belongs to the iron alloys classification, while C77400 nickel silver belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI P21 steel and the bottom bar is C77400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 73
42
Tensile Strength: Ultimate (UTS), MPa 1130
570

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Melting Completion (Liquidus), °C 1450
810
Melting Onset (Solidus), °C 1410
770
Specific Heat Capacity, J/kg-K 470
390
Thermal Expansion, µm/m-K 12
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.9
27
Electrical Conductivity: Equal Weight (Specific), % IACS 9.0
31

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
25
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 2.3
3.5
Embodied Energy, MJ/kg 32
57
Embodied Water, L/kg 62
320

Common Calculations

Stiffness to Weight: Axial, points 13
7.7
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 40
20
Strength to Weight: Bending, points 31
19
Thermal Shock Resistance, points 37
18

Alloy Composition

Carbon (C), % 0.18 to 0.22
0
Chromium (Cr), % 0 to 0.5
0
Cobalt (Co), % 1.1 to 1.3
0
Copper (Cu), % 0 to 0.25
43 to 47
Iron (Fe), % 92.1 to 94.2
0
Lead (Pb), % 0
0 to 0.2
Manganese (Mn), % 0.35 to 0.72
0
Nickel (Ni), % 3.9 to 4.3
9.0 to 11
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.4
0
Sulfur (S), % 0 to 0.030
0
Vanadium (V), % 0.15 to 0.25
0
Zinc (Zn), % 0
41.3 to 48
Residuals, % 0
0 to 0.5