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Copper-chromium-niobium
GRCop-42
Specifications
Machine Type:
F - LPBF
GRCop-42 is a copper-chromium-niobium, high-performance alloy with high thermal conductivity, excellent creep resistance, low-cycle fatigue life, and the ability to retain strength at elevated temperatures.
GRCop-42 is the preferred alloy for space flight companies in the production of components for liquid rocket engines and other combustion devices.
- Copper Balance
- Silicon 0.035%
- Niobium 2.7-3.0%
- Chromium 3.1-3.4%
- Copper Balance
- Iron 0.025%
- Aluminum 0.06%
- Oxygen 0.04%
Key Properties
- High thermal conductivity
- Excellent creep resistance
- Low-cycle fatigue life
- Strength retention at elevated temperatures
Markets:
- Aerospace
- Defense
Applications:
- Liquid rocket engine components
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