GB/T 12234-2007
Bolted bonnet steel gate valves for petroleum and natural gas industries (English Version)
- Standard No.
- GB/T 12234-2007
- Language
- Chinese, Available in English version
- Release Date
- 2007
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2020-05
- Replace By
- GB/T 12234-2019
- GB/T 12234-2007(XG1-2011)
- Latest
- GB/T 12234-2019
- Replace
- GB/T 12234-1989
- Scope
- This standard specifies the structural type, technical requirements, materials, test methods and inspection rules, signs, packaging, storage and transportation of stud connection bonnet steel pattern gate and parallel double gate valves. This standard is applicable to steel wedge gates and double gates with nominal pressure PN16～PN420, nominal size DN25～DN600, service temperature -29℃～538℃, bolted valve cover and open rod structure, and the end connection form is Flanged or welded ends, used for gate valves for oil, oil related products, natural gas and other media. This standard is also applicable to gate valves whose end connections are threaded or clamped.
GB/T 12234-2007 Referenced Document
- GB 150 Pressure Vessels (Bound Edition)*， 2024-04-18 Update
- GB/T 12220 Industrial valves.Marking*， 2015-05-15 Update
- GB/T 12221 Metal valves-Face to face,end to end,center to face and center to end dimensions
- GB/T 12222 Connection of multi-turn valve actuators*， 2023-03-17 Update
- GB/T 12224 General requirements for industrial steel valves*， 2015-12-10 Update
- GB/T 12228 General purpose industrial valves.Specification of carbon steel forgings
- GB/T 12229 General Purpose industrial valves.Specification of carbon steel castings
- GB/T 12230 Specifications for stainless steel castings for general valves*， 2023-05-23 Update
- GB/T 152.4 Fasteners--Counterbores for hexagon bolts and nuts
- GB/T 196 General purpose metric screw threads--Basic dimensions
- GB/T 197 General purpose metric screw threads—Tolerances*， 2018-03-15 Update
- GB/T 228 Metallic materials--Tensile testing at ambient temperature
- GB/T 5796.1 Trapezoidal screw threads—Part 1: Profiles*， 2022-03-09 Update
- GB/T 5796.2 Trapezoidal screw threads—Part 2: General plan*， 2022-03-09 Update
- GB/T 5796.3 Trapezoidal screw threads—Part 3: Basic dimensions*， 2022-03-09 Update
- GB/T 5796.4 Trapezoidal screw threads—Part 4: Tolerances*， 2022-03-09 Update
- GB/T 7306.2 Pipe threads with 55 degree thread angle where pressure-tight joints are made on the threads Part 2:Taper internal and external threads
- GB/T 798 Eye bolts*， 2021-12-31 Update
- GB/T 9113 Integral steel pipe flanges*， 2011-01-14 Update
- GB/T 9124 Specifications for steel pipe flanges*， 2011-10-01 Update
- JB/T 106 Valves marking and paint
- JB/T 6440 Methods of radiographic examination for steel castings valves*， 2008-02-01 Update
- JB/T 8858 Gate valve static pressure life test procedures*， 2017-11-07 Update
- JB/T 9092 Valve inspection and testing
GB/T 12234-2007 history
- 2019 GB/T 12234-2019 Bolted bonnet steel gate valves for petroleum and natural gas industries
- 2007 GB/T 12234-2007 Bolted bonnet steel gate valves for petroleum and natural gas industries
- 1990 GB/T 12234-1989 General purpose industrial valves.Flanged and buttweld steel gate valves
