C752 Nickel Silver 18% Alloy Wire (CuNi18Zn20)
Download PDFAlloy C752 is an 18% nickel silver alloy combining corrosion resistance with strength and a lustrous silver color. Applications include optical frames and parts, springs, surgical instruments, jewelry, resistors and contacts.
Mechanical Properties
Round Wire
Temper Name | Temper Code | Tensile Strength (N/mm²) | Mill Limits | |
Min | Max | |||
Annealed | 365 | 435 | .0254 - 3.264 mm | |
1/4 Hard | H01 | 470 | 580 | |
1/2 Hard | H02 | 570 | 670 | |
Hard | H04 | 685 | 765 | |
Spring | H08 | 725 | 0 |
Square Wire
Temper Name | Temper Code | Tensile Strength (N/mm²) | Mill Limits | |
Min | Max | |||
Annealed | 365 | 435 | .2540 - 1.905 mm | |
1/4 Hard | H01 | 470 | 580 | |
1/2 Hard | H02 | 570 | 670 | |
Hard | H04 | 685 | 765 | |
Spring | H08 | 725 | 0 |
Rolled Flat
Temper Name | Temper Code | Tensile Strength (N/mm²) | Mill Limits | |
Min | Max | |||
Annealed | 365 | 435 |
Thickness: Width: .3810 - 6.350 mm |
|
1/4 Hard | H01 | 400 | 495 | |
1/2 Hard | H02 | 455 | 550 | |
3/4 Hard | H03 | 510 | 595 | |
Hard | H04 | 540 | 625 | |
Spring | H08 | 620 | 695 |
Physical Properties
Melting Point (Liquidis) | 1110°C |
Melting Point (Solidus) | 1071°C |
Density | 8.74696 gm/cu cm |
Electrical Resistivity (Annealed) | 28.76 ?? -cm @ 20°C |
Electrical Conductivity (Annealed) | 0.03513 MegaSiemens /cm @ 20°C |
Thermal Conductivity (Solutionized-Aged) | 32.9 W/m · °K @ 20°C |
Coefficient of Thermal Expansion | 0.0000162°C (20-300°C) |
Modulus of Elasticity (Tension) | 124100 MPa |
Modulus of Rigidity | 46900 MPa |
For a full size version of product specifications, including chemical composition in both US and Metric units, please download the PDF.