What type of leakage test is suitable for liquid ammonia storage tanks?

2022-03-19View Original

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What type of leakage test is suitable for liquid ammonia storage tanks?

Reply #22022-03-19

The initial inspection uses helium leakage testing, while regular tests use ammonia leakage testing

Reply #32022-03-19

This post was last edited by Yihai Qingtian on 2022-3-20 at 08:52. Is ammonia permeation measured according to the 6-in-1 standard?

Reply #42022-03-20

First, perform a leak test under nitrogen pressure; if there are no leaks, then conduct another test using a mixture of ammonia and nitrogen. Apply phenolphthalein and observe which area turns red.

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