Tungsten alloy and its manufacturing method

JP7789299B2Active Publication Date: 2025-12-22METAL TECH CO LTD +2
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Patent Information

Application Number
JP2021154014
Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
Filing Date
2021-09-22
Publication Date
2025-12-22
Estimated Expiration
2041-09-22
Patent Text Reader

Abstract

To provide a tungsten alloy and a method for producing the same that has high electrical resistivity.SOLUTION: Provided is a tungsten alloy that is made by forming solid solution of tungsten and one or more dissimilar metal elements, and in which the tungsten alloy contains the dissimilar metal element by 0.1 to 19 wt.% with respect to the tungsten. The dissimilar metal element is desirably selected from any of ruthenium (Ru), osmium (Os), iridium (Ir), rhodium (Rh), hafnium (Hf), and zirconium (Zr).SELECTED DRAWING: Figure 2
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