KUPROY® 2
Cobalt Beryllium Copper / CuCo2Be (KUPROY® 2)
KUPROY® 2 is a cobalt beryllium copper alloy for high-strength electrodes, mold components, switchgear parts and wear-resistant conductive applications.
ISO:
CW101C
DIN:
2.1247
01. Chemical Composition (%)
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Copper
(Cu)
% 98.0 - 98.2
Beryllium
(Be)
% 1.8 - 2.0
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 | 330 - 390 HB | ||
| Tensile Strength (Rm) | 1000 - 1250 N/mm² | ||
| Yield Strength (Rp0.2) | min. 800 N/mm² | ||
| Elongation A5 | % 3 min. |
04. Technical Resources
folder_open05. Compliance Standards
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EN
CuBe2 / CW101C
UNS / ASTM
C17200
DIN
2.1247
Areas of Use
settings_suggest| Aerospace & Defense: Bushings, landing gear components, and fasteners requiring extreme durability | |
| Oil & Gas: Non-sparking safety tools, drilling equipment, and downhole instrument housings | |
| Electrical & Electronics: High-performance spring contacts, switchgear parts, and connectors. | |
| Tooling & Manufacturing: Plastic injection mold inserts and core pins requiring high strength and moderate conductivity. | |
| Precision Engineering: Diaphragms, bellows, and high-stress springs. |
Notes
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The CuCo2Be chemistry provides high mechanical strength with useful conductivity, making KUPROY® 2 suitable for resistance welding, tooling, electrical contacts and precision machined components.