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A KIND OF BASE METAL FOR DIRECTLY HEATED OXIDE-COATED CATHODE-Ni-Co-W ALLOY |
Zhu Lian-bao |
Changsha Electron Tube Factory |
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Abstract This paper discusses the characteristic of Ni-Co-W alloy which has high strength, low recrystallization, high resistivity and good processability. In addition, it contains both fast and slow reducing agents. This alloy has been used in the transmitting tube FD-422. The result indicates that it is a good base metal for directly heated Oxide-Coated Cathode.
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Received: 26 July 1980
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