| 摘要 |
PROBLEM TO BE SOLVED: To provide a temple of which a large-diameter section and a small- diameter section are manufactured by integral working. SOLUTION: This temple section being the large-diameter section which is to be attached to an endpiece brazed to tube side and the small-diameter section which is formed integrally with this temple section and in which a tip is fitted onto the outer periphery. The temple is formed by integrally working the large-diameter section and the small-diameter section.
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