[MW:16605] Re: Leakage during Silo Pneumatic test at 1 bar

Have you tried replacing the gasket with a thicker, softer rubber. Also, ensure that no foreign material is trapped between the flange and the gasket. 

Regards

Swamy

Retired QA Metallurgist, 

Nuclear Fuel Complex,

Hyderabad

On Thursday, January 24, 2013 5:56:02 PM UTC+5:30, mhaskar aly wrote:

Dear Experts,   We are trying to do Pneumatic testing of SS silos (4mmthk shell thk) 3.5m dia x 12.0m Long   We are observing leakage at plate flange of bottom Cone .   Gasket used is 3mm rubber..   Can you suggest on this issue...   Silos is foe wheat storage application   Water fill test is not being done due to less thickness 3 or 4mm   Ali Mhaskar

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