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Dry piston ring material

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iainuts

iainuts

Mechanical
Joined
Sep 24, 2003
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552
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What would be your favored material for piston rings in a compressor (dry) going to 10,000 psi or more? Gas is hydrogen.
 
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Iainuts:

This will be a multi stage compressor.
In the low pressure stages you can use traditional materials.
In the high pressure stages ceramic materials work.

Regards
 
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