The admin tries his best to spend some time to collect API standards,which can be downloaded on the website.
API RP 755:2010 pdf download
API RP 754:2010 pdf download
API RP 752:2009 pdf download
API RP 686:2009 pdf download
API RP 684:2010 pdf download
API RP 621:2010 pdf download
API RP 578:2010 pdf download
API RP 576:2009 pdf download
API RP 574:2009 pdf download
API RP 572:2009 pdf download
API RP 7C-11F:2008 pdf download
API RP 2028:2010 pdf download
API RP 1632:2010 pdf download
API RP 11S4:2002(2013) pdf download