石油天然气工业特种管材技术规范 第2部分：定向穿越用钻杆
Technical specification for special tubular goods in petroleum and natural gas industries -- Part 2:Drill pipe used in horizontal directional drilling
2013-11-28
SY/T 6896.1-2012
石油天然气工业特种管材技术规范 第1部分:套管钻井管柱
Technical specification for special tubular goods for petroleum and natural gas industries-Part 1:Casing string used in casing drilling
2012-08-23
SY/T 6896.4-2018
石油天然气工业特种管材技术规范 第4部分：钛合金套管
Technical specification for special tubular goodsfor petroleum and natural gas industries—Part 4: Titanium alloy casing
2018-10-29
SY/T 6896.3-2016
石油天然气工业特种管材技术规范 第3部分：钛合金油管
Technical specification for special tubular goodsfor petroleum and natural gas industries一Part 3: Titanium alloy tubing