Natural Gas

Casing is a large-diameter pipe that serves as the structural retainer for the walls of oil and gas wells, or well bore.

API 5CT L80-9Cr 13Cr casing is specially designed for the oil and gas industry, mainly used for oil and gas well casing or oil pipe steel pipe.

ASTM A139 is a standard specification for electric resistance welded straight and spiral seam steel pipe manufactured using the arc welding process.

The EN10219-1 steel pipes supplied by GNEE use high-quality carbon steel as raw material and adopt longitudinal submerged arc welding process to ensure the quality of the weld and improve the overall performance of the steel pipe.