KUPROY® 4
Nickel Silicon Copper / CuNi2Si (KUPROY® 4)
KUPROY® 4 is a beryllium-free CuNi2Si copper alloy for welding electrodes, mold cooling inserts, switchgear parts and demanding conductive components.
ISO:
DIN EN 13601 / CW004A / C11000
DIN:
2.0060
01. Chemical Composition (%)
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Copper
(Cu)
% 99,99
02. Supply Forms
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Custom Casting
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Hollow Bar / Pipe
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Flat Bar / Plate
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Round Bar
03. Mechanical Properties
engineering| Property Name | Imperial (psi) | Metric (MPa) | Test Method |
|---|---|---|---|
| Hardness | 45 - 90 HB | ||
| Tensile Strength (Rm) | 200 - 360 N/mm² | ||
| Yield Strength (Rp0.2) | min. 150 N/mm² | ||
| Density | 8.92 g/cm³ |
04. Technical Resources
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05. Compliance Standards
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EN
CW004A / C
DIN
2.0060
UNS
11000
Areas of Use
settings_suggest| Electrical Engineering: Busbars, motor windings, and transformer components. | |
| Power Transmission: High-voltage connectors, terminals, and power cables. | |
| Telecommunications: Precision conductive parts and signal transmission components. | |
| Industrial Manufacturing: Heat exchangers, cooling plates, and chemical equipment. | |
| Architecture & Design: Roof coverings and decorative conductive elements due to its aesthetic aging (patina). |
Notes
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Selected as a safer alternative to beryllium copper in many tooling and resistance welding applications, KUPROY® 4 combines good conductivity, mechanical strength and thermal performance.