API 5CT Gr.H40 casing tubes
API 5CT is issued by the American Petroleum Institute as a specification for seamless casing and tubing. Grade H40 is a low grade in the API C5CT family and has a wider application for the oil and gas application, World iron & steel is one of the leading China Pipe Casing manufacturers and suppliers, if you are looking for API 5CT Gr.H40 pipe casing, please feel free to contact us.
Grade: H40
Tolerance.
OD＜114.3mm tolerance ±0.79
OD≥114.3mm tolerance -0.5% +1%
Thickness tolerance:-12.5%
Manufacturing process: S or EW
