API, CE, BIS, JIS Carbon Steel Petroleum Steel Pipe Due to different shape of cross section, the petroleum pipe is divided into round tube and section ...
API X42 Gas And Oil Tube Ms Round Low Carbon Pipe Black Iron Used For Petroleum Pipeline OCTG includes various types of pipes, such as casing, tubing, ...
API 5CT J55 N80 P110 L80 C90 T95 Short/Long Round/High Pressure/Alloy/Gas Transportation OCTG includes various types of pipes, such as casing, tubing, ...
Seamless Pipe Tube With Petroleum Pipe Power Tube Precision Alloy Steel 4130 4140 30crm Seamless Steel Petroleum steel pipes, also known as oil and .....