Title:
【発明の名称】非融着型二重冷却管を備えたク-リングステ-ブ
Document Type and Number:
Japanese Patent JPS5849607
Kind Code:
B2
Abstract:
A stave cooling device includes a double drawn steel tube cast-mounted in a castable metal main body, and the double tube includes an inner tube which serves as a passage for a coolant. The inner tube of the double tube contains 0.20 to 0.38% of equivalent carbon and an outer tube of the double tube contains 0.15 to 0.25% of equivalent carbon. The outer tube has on its outer surface an alumina coating of 0.08 to 0.25 mm thick, and the main body is formed by casting a spheroidal graphite cast iron. The double tube is cast-mounted in the main body such that the double tube and the main body are not welded together.
Inventors:
SUZUKI GYOICHI
SHIMOMA TERUO
HIGUCHI MASAAKI
SUGAWARA TSUNENORI
YANO TAKESHI
SHIMOMA TERUO
HIGUCHI MASAAKI
SUGAWARA TSUNENORI
YANO TAKESHI
Application Number:
JP4192679A
Publication Date:
November 05, 1983
Filing Date:
April 09, 1979
Export Citation:
Assignee:
NIPPON KOKAN KK
NIPPON CHUZO KK
NIPPON CHUZO KK
International Classes:
C21B7/10; F27B1/24; F27D1/12; F27D9/00; (IPC1-7): C21B7/10; F27B1/24
Attorney, Agent or Firm:
Masatoshi Sato