The admin tries his best to spend some time to collect API standards,which can be downloaded on the website.
API RP 74:2001(2013) pdf download
API RP 2001:2019 pdf download
API RP 2001:2012 pdf download
API RP:2001 pdf download
API RP 1117:2008(2013) pdf download
API RP 2021:2001 pdf download
API RP 1639:2003(2012) pdf download
API RP 2023:2001 pdf download
API RP 2009:2002 pdf download
API RP 945:2003(2008) 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