Claims
- 1. For use as a surface layer a hardfaced metal article, a homogeneous ductile hardfacing foil composed of metastable material having at least 50 percent glassy structure and a composition consisting essentially of 0 to about 25 atom percent cobalt, 0 to about 30 atom percent nickel, 0 to about 30 atom percent chromium, 0 to about 5 atom percent tungsten, 0 to about 4 atom percent molybdemum, about 4 to about 25 atom percent boron, 0 to about 15 atom percent silicon, and 0 to about 5 atom percent carbon, the balance being iron plus incidental impurities with the proviso that the total of iron, cobalt, nickel, chromium, tungsten and molybdenum ranges from about 70 to 88 atom percent and the total of boron, silicon and carbon ranges from about 12 to 30 atom percent.
- 2. A hardfacing foil as recited in claim 1, wherein said material is at least 80 percent glassy.
- 3. A hardfacing foil as recited in claim 1, wherein said material is 100 percent glassy.
Parent Case Info
This application is a division of application Ser. No. 652,167, filed 9/19/84, now U.S. Pat. No. 4,515,870, which in turn, is a FW continuation of Ser. No. 515,678 filed Jul. 21, 1983, now abandoned which, in turn, is a FW continuation of Ser. No. 285,884, filed Jul. 22, 1981, now abandoned.
US Referenced Citations (5)
Divisions (1)
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Date |
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652167 |
Sep 1984 |
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Continuations (2)
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515678 |
Jul 1983 |
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285884 |
Jul 1981 |
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