OCTG is the abbreviation of Oil Country Tubular Goods, it mainly refers to the piping products that applied in the oil and gas production (drilling activities). OCTG pipe normally is manufactured based on API or related standard specifications. It also could be taken as a collective name of Drill pipe, Steel Casing Pipe and Tubing pipe, Couplings, Connections and Accessories, used in petroleum industries that onshore and offshore.
According to the API (American Petroleum Institute) standardized specifications, through the control on the chemical properties and adopts different heat treatment, OCTG pipe is classified into different performances material more than ten grades.
Types of Oil Country Tubular Goods (OCTG pipes)
There are three main types of Oil Country Tubular Goods, which includes Drill pipe, Casing pipe and Tubing pipe.
For to get you a better understanding, we will explain the meaning of each of the three to help you understand their work and their use.