GB/T 12716-2002 Pipe threads with the thread angle of 60 degrees where pressure-tight joints are made on the threads
GB/T 20174-2006 Petroleum and natural gas industries.Drilling and production equipment.Drill-through equipment
GB/T 20972.1-2007 Petroleum and natural gas industries- Material for use in HS-containing environments in oil and gas production- Part 1: General principles for selection of cracking-resistant materials
GB/T 20972.2-2008 Petroleum and natural gas industries.Materials for use in HS-containing environments in oil and gas production.Part 2:Cracking-resistant carbon and low alloy steels,and the use of cast irons
GB/T 20972.3-2008 Petroleum and natural gas industries.Material for use in HS-containing environments in oil and gas production.Part 3:Cracking-resistant CRAs(corrosion-resistant alloys)and other alloys
GB/T 21412.4-2008 Petroleum and natural gas industries.Design and operation of subsea production system.Part 4:Subsea wellhead and tree equipment
GB/T 22513-2008 Petroleum and natural gas industries.Drilling and production equipment.Wellhead and christmas tree equipment
SY/T 10041-2002 Recommended practice for classification of locations for electrical installations at petroleum facilities classified as class Ⅰ,division 1 and division 2
SY/T 5053.2-2007 Specification for control systems for drilling well control equipment and control systems for diverter equipment
SY/T 5087-2005 Recommended practice for safe drilling operations involving hydrogen sulfide