公开(公告)号：US3865635A

公开(公告)日：1975-02-11

申请号：US39381673

申请日：1973-09-04

Applicant: SANDVIK AB

Inventor： HOFVENSTAM AKE SIXTEN BORIS ,  ANDERSSON ERIK THOMAS ,  KALLSTROM OLOF KRISTER

IPC: C22F1/18 ,  C22C15/00

CPC classification number: C22F1/186 ,  Y10S376/90

Abstract: The creep strength of a tube formed from a ''''Zircaloy'''' material is improved by prefacing the final cold working step of the manufacturing procedure by heating the material to the Beta range and then cooling to room temperature.

Abstract translation: 由“Zircaloy”材料形成的管的蠕变强度通过将该材料加热到β型然后冷却至室温来预处理制造过程的最终冷加工步骤来改进。