Casing and Tubing

 

seamless steel Casing and Tubing
 
API 5CT casing & tubing 
1)API No.:5CT-1199/ISO 9001 
2)Grades:API J55/K55/ N80/ L80/P110 
3)OD*WT 2 7/8"-20"*2.87-22.22mm

API 5CT casing pipe

 

Casing pipe

Tubing pipe

Grade

API J55;API K55;API N80;API L80 /P110         

API J55;API N80;API L80 /P110

Type of thread

STC/BTC/LC

NU/EU/IJ

OD

4 1/2”-20” (114.3~508mm)

2 7/8"~4 1/2" (73.02~114.3mm)

WT

5.21-22.24mm

2.87~16.00mm

Length

R1(4.88~7.62),R2(7.62~10.36),R3(10.36~14.63)

R1(6.10~7.32),R2(8.53~9.75),R3(11.58~12.80)

Application

Casing serves as wall of a well 

Tubing is used to extracting petroleum and natural gas from a well

 

Testing

 NDT and pressure test and third party certication

 Size and surface inspection

 Non-destructive (magnetic flux leakage test) Thread inspection

 Hydrostatic test

 Drifting test

 Physical and chemicail analysis

 Hardness and pressure test.

 
Steel Grade: J55 K55 N80 L80 P110
size: from 3 1/2'' to 20''
cert: API 5CT ISO
length: R1/R2/R3 Thread
type: BTC STC LTC NU EU
1.High precision in size and shape
2.Good corrosion resistance
3.High collapse strength

 Features
High precision in size and shape
Good corrosion resistance
High collapse strength
Excellent comprehensive mechanical properties
High connection strength and sealability
Constant mechanical properties at high temperature

Specifications
API Spec 5CT Specification for Casing and Tubing
API Spec 5B Specification for Threading, Gauging, and thread Inspection of Casing,
Tubing, and Line Pipe Thread