Slotted casing pipe ) are used for oil and gas wells. Steel casing pipes and tubing are applied to furnishing and installing cased tunnels, where they indicate to pass other utilities or obstructions without open excavation. Steel casing pipes and tube have smooth wall and a minimum yield strength of 35,000 psi. Corrosion-proofing water-based paint is applied on the outside pipe surface to protect against atmospheric corrosion during transportation and storage.

Sorts: API casing
Length: ≤15m (each)
Outside Diameter: 50~200mm
Slot Width: (0.10~4)mm ±0.03mm;
Slot Number: as per customer’s requirement
Slot Shapes: straight in line pattern, staggered pattern, spiral pattern;
Slot space: as per customer’s requirement
Slotted casings with apertures of 0.20~6mm are wide used in sands prevention of oil and wells