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|Working Pressure:||2000PSI-20000PSI||Medium:||Oil,natural Gas,mud|
|Working Temperature:||-46℃-121℃（L-U）||Material Class:||AA –HH|
|Specification Class:||PSL1-PSL4||Performance Class:||PR1-PR2|
adapter spool - adapter spools - api 16a adapter spool - api 6a adapter spool
Adapter Spool, in accordance with API 6A, have end connectors of the different size,
working pressure and design. Spacer spool is wellhead section which has no provision for suspension of tubular members and which may have no provision for sealing of tubular members.