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Bellows Expansion Joint Inspection During and Immediately After System Pressure Tests
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Bellows Expansion Joint Inspection During and Immediately After System Pressure Tests

Views: 8     Author: Site Editor     Publish Time: 2018-10-15      Origin: Site

Bellows Expansion Joint Inspection During and Immediately After System Pressure Tests


WARNING : EXTREME CARE MUST BE EXERCISED WHILE INSPECTING ANY PRESSURIZED SYSTEM OR COMPONENT.

A visual inspection of the system shall include checking for the following:

Evidence of leakage or loss of pressure.

Distortion or yielding of anchors,expansion joint hardware,the bellows and other piping components.

Any unanticipated movement of the piping due to pressure.

Evidence of instability(squirm) in the bellows.

The guides,expansion joints and other moveable parts of the system shall be inspected for evidence of binding.

Any evidence of abnormality or damage shall be reviewed and evaluated by competent design authority.

 


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Add: City East Development Zone,Jiangyan Area,Taizhou City, Jiangsu Province, China
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Tel: 86-523-88588220
Fax: 86-523-88588220
Email: sales@jsbellows.com
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