G - Physics – 02 – F
Patent
G - Physics
02
F
75/32, 49/9.2
G02F 1/13357 (2006.01) C03B 37/095 (2006.01) C22C 19/07 (2006.01) C22C 30/00 (2006.01)
Patent
CA 1335760
An alloy suitable for use as a spinner in forming glass fibers is disclosed. The alloy has outstanding stress rupture-life and is highly resistant to the erosion and corrosion by molten glass. The alloy is a cobalt-based alloy and further includes the following in approximate percent by weight, Carbon 0.5 to 1.0; Silicon 0.01 to 0.15; Chromium 30 to 40; Nickel 5 to 15; Tungsten (Wolfram) 4 to 7; Yttrium 0.5 to 1.5; Tantalum 2 to 5; Boron 0.005 to 0.04; and Zirconium 0.1 to 0.4. The alloy typically will include the following as impurities, the amounts indicated being in percent by weight unless otherwise set forth: Aluminum 0 to 0.2%; Titanium 0 to 0.2%; Manganese 0 to 0.01%; Iron 0 to 1%; Phosphorus 0 to 0.005%; Molybdenum 0 to 0.10%; Sulfur 0 to 0.005%; Bismuth 0 to 0.5 ppm; Lead 0 to 5.0 ppm; Selenium 0 to 5.0 ppm; Silver 0 to 50 ppm; Nitrogen (N2) 0 to 150 ppm; and Oxygen (O2) 0 to 50 ppm.
562253
Gaul David John
Mcgarry Dennis Lee
Corporation Owens-Corning Fiberglas
G. Ronald Bell & Associates
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