Petroleum related standards:

API 5CT: Specification for Casing and Tubing

API5D: Drill Pipe Specification

API 5L: Specification for Pipeline Steel Pipe

API 5B: Specification for Processing, Measurement, and Inspection of Threads for Casing, Tubing, and Pipeline Pipe

GB/T 97111: Technical delivery conditions for steel pipes for petroleum and natural gas industries - Part 1: Grade A steel pipes

GB/T 9711.2: Technical delivery conditions for steel pipes for petroleum and natural gas industries - Part 2: Class B steel pipes

GBT97113: Technical delivery conditions for steel pipes for transportation in the petroleum and natural gas industries - Part 3: C steel pipes