GOST R 51365-2009 Petroleum and natural gas industries. Drilling and production equipment. Wellhead and christmas tree equipment. General specifications
GOST 8479-1970 Construction carbon and alloy steel forgings. General specification
GOST 8713-1979 Flux welding. Welded joints. Main types design elements and dimensions
GOST 977-1988 Steel castings. General specifications
GOST R 15.201-2000 System of product development and launching into manufacture. Products of industrial and technical designation. Procedure of product development and launching into manufacture
GOST R 51906-2002 Thread connections for casing, tubing and pipe-lines and thread gauges for them. General technical requirements
GOST R 52630-2006 Steel welded vessels and apparatus. General specifications
GOST R 8.568-1997 State system for ensuring the uniformity of measurements. Verification of testing equipment. General principles
GOST R 51365-2009 history
2009GOST R 51365-2009 Petroleum and natural gas industries. Drilling and production equipment. Wellhead and christmas tree equipment. General specifications
1999GOST R 51365-1999 Control head oil field equipment. General specifications