This standard specifies the technical requirements for inspection, maintenance and scrapping of in-service blowout preventers. This standard applies to the inspection, maintenance and scrapping of blowout preventers used in oil and gas drilling and workovers.
SY/T 6160-2008 history
2019SY/T 6160-2019 Blowout preventer inspection, repair and remanufacturing
2014SY/T 6160-2014 Check and maintenance of blowout preventer
2008SY/T 6160-2008 Check and maintenance of blowout preventer
1995SY/T 6160-1995 Inspection and repair of hydraulic blowout preventer