NICKEL-CHROMIUM ALLOYS ADAPTED FOR USE IN CONTACT WITH MOLTEN GLASS

摘要

1,174,500. Ni-Cr alloys. INTERNATIONAL NICKEL Ltd. Nov.25, 1968 [Dec.4, 1967; Aug.14, 1968], Nos.54997/67 and 38869/68. Heading C7A. An alloy suitable for use in contact with flowing molten glass, e.g. as a centrifugal spinner for the manufacture of glass fibre, consists, by weight, of C 0À3 - 1% Cr 25 - 35% W 3-8% Ta 2-8% Zr 0-0À5% B 0-0À05% Ni and impurities - balance. The impurities Fe, Si and Mn should not exceed 2%, 0À5% and 0À5% respectively