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Pressure tests<br />
For instance: The producer of ram-type<br />
preventer (18 3/4“; 15000 psi) defines test<br />
pressures as:<br />
around drill pipes 800 to 1100 psi; from 5,5 to 7,6<br />
MPa,<br />
full bore rams 800 to 1100 psi; from 5,5 to 7,6<br />
MPa,<br />
cutting rams 1100 to 1400 psi; od 7,6 to 9,7 MPa.
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