Under what circumstances does a heat exchanger tube box need to be heat-treated?

2009-04-03View Original

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Under what circumstances does a heat exchanger tube box need to be heat-treated?

Reply #22009-04-03

You can take a look at the following two links: http://bbs.hcbbs.com/viewthread.php?tid=213381&highlight=%B9%DC%CF%E4%2B%C8%C8%B4%A6%C0%ED http://bbs.hcbbs.com/viewthread.php?tid=102869&highlight=%B9%DC%CF%E4%2B%C8%C8%B4%A6%C0%ED

Reply #32009-04-03

According to GB151, post-weld heat treatment is required when there are partition plates or large openings. This post was last edited by jia717 on 2009-4-3 18:23]

Reply #42009-04-03

Just follow the provisions in 6.8 (p92) of GB151

Reply #52009-04-03

There are also material and medium-related reasons that require heat treatment.

Reply #62009-04-05

Heat treatment is required for heat exchanger tube boxes that have been welded

Reply #72009-04-05

Comply with the requirements for manufacturing parts specified in GB150 and GB151.

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