API 6A Ed. 20 (2010)现行
Specification For Wellhead And Christmas Tree Equipment
出版：American Petroleum Institute
专家解读视频
2010 ERRATA 10 16 [01/08/2016]2010 ERRATA 9 2016 [01/06/2016]2010 ADD 4 2016 [01/06/2016]2010 ERRATA 8 2016 [01/02/2016]2010 ERRATA 7 2014 [01/12/2014]2010 ERRATA 6 2014 [01/03/2014]2010 ERRATA 5 2013 [01/11/2013]2010 ERRATA 4 2013 [01/08/2013]2010 ERRATA 3 2013 [01/06/2013]2010 ADD 3 2013 [01/03/2013]2010 ADD 2 2012 [01/11/2012]2010 ADD 1 2011 [01/11/2011]2010 ERRATA 2 2011 [01/11/2011]2010 ERRATA 1 2011 [01/01/2011]20ED 2010 [01/10/2010]2004 ERRATA 5 2009 [01/05/2009]2004 ADD 4 2008 [01/12/2008]2004 ADD 3 2008 [01/12/2008]2004 ADD 2 2008 [01/12/2008]2004 ADD 1 2008 [01/02/2008]2004 ERRATA 4 2007 [01/08/2007]2004 ERRATA 3 2006 [01/06/2006]2004 ERRATA 2 2005 [25/04/2005]2004 ERRATA 1 2004 [01/09/2004]19ED 2004 [01/07/2004]2002 ERRATA 2 2003 [10/01/2003]18ED 2002 [01/05/2002]1996 ERRATA 1996 [01/12/1996]17ED 1996 [01/02/1996]1989 SUPP 2 1992 [01/07/1992]1989 SUPP 1 1991 [01/03/1991]16ED 1989 [01/01/0001]1986 SUPP 2 [01/01/0001]1986 SUPP 1 [01/01/0001]15ED 1986 [01/01/0001]
Effective Date: 01/04/2011. Also numbered as ISO 10423. (10/2010)
