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API 5CT Casing

Product

Well casing

Application

Oil well casing serves as well sidewall

Pipe Standard

API SPEC 5CT 

Size

OD: 114.3-508mm


WT: 5.21-16.13mm

Thread types

STC, LTC, BTC, special clearance, XC, VAM TOP, NEW VAM.


What is API 5CT casing ?

API SPEC 5CT well casing is utilized in fixing the well wall or down hole, which has wider diameters. API SPEC 5CT can be divided into conductor casing, technical casing and oil casing.

 

API 5CT is standard technical specifications for steel casing pipes used for oil wells in petroleum and natural gas industries.

 

Common Grades

J55/K55

N80/N80Q/L80

C90

R95/T95

P110/C110

Q125

 

Connections

API 5CT is applicable to following connections which complied with API SPEC 5B:

SC: Short round thread casing

LC: Long ound thread casing

BC: Buttress thread casing

NU: Non-upset tubing

EU: External upset tubing

IJ: Integral tubing connections


More casing pipes and their colors

More casing pipes and their colors.png



API Spec 5CT – Specification 5CT/ISO 11960, Specification for Casing and Tubing, Eighth Edition, Petroleum and natural gas industries-Steel pipes for use as casing or tubing for wells

production process


Packing