Title: Rail plate of walking beam heating furnace
Application Number: 87104699 Application Date: 1987.06.09
Publication Number: 1016796 Publication Date: 1988.03.02
Approval Pub. Date: 1992.04.08 Granted Pub. Date: 1992.04.08
International Classifi-cation: C21D1/00
Applicant(s) Name: Kawasaki Steel Corp. Address:
Inventor(s) Name: Kiyoshi Takaki
Attorney & Agent: WANG WANQIN
Abstract:
    A skid beam for use in a walking beam type heating furnace which has operating temperatures exceeding 1000 DEG C. comprises a hollow skid pipe of heat resistant alloy, skid buttons provided upright on the skid pipe and arranged axially thereof at a predetermined spacing, and a refractory lining covering the outer peripheral surface of the skid pipe and each of the skid buttons over the base portion thereof toward its upper portion. Each of the skid buttons comprises a first member attached to the skid pipe and made of a heat-resistant alloy, and a second member to be brought into contact with the material to be heated. The second member is made of a composite material composed of a heat-resistant alloy and ceramic particles. The skid button has a height exceedlng 120 mm.
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