Product outline

Product specification

Oil Casing

 


Application:

Tubing is used to extract prtroleum and natural gas from a well. Casing serves as wall of well

Standard:
API 5CT Specification for Casing and Tubing.
API TP 5C3: Technical Report on Equations and Calculations or Casing, Tubing, andLine Pipe Used as Casing or Tubing; and Performance Properties Tables forCasing and Tubing.
ISO 13678 Petroleum and natural gas industries -- Evaluation and testing of threadcompounds for use with casing, tubing, line pipe and drill stem elements.

API Spec 5B Specification for Threading, Gauging and Thread Inspection of Casing, Tubing, and Line Pipe Threads.

Grade:

J55L80-1N80C90T95P110k55Q125C95ect.

Size of Tubing

OD1.900 ~ 4.500
WT:  0.125 ~ 0.630

Size of casing

OD4.500 ~ 20.000

 WT: 0.205 ~ 0.660

              Chemical Composition

Grade

Chemical Composition

C

Mn

Mo

Cr

Ni

Cu

P

S

Si

Min

Max

Min

Max

Min

Max

Min

Max

Max

Max

Max

Max

Max

J55

 

 

 

 

 

 

 

 

 

 

0.030

0.030

 

K55

 

 

 

 

 

 

 

 

 

 

0.030

0.030

 

N80

 

 

 

 

 

 

 

 

 

 

0.030

0.030

 

L80-1

 

0.43

 

1.90

 

 

 

 

0.25

0.35

0.030

0.030

0.45

C90-1

 

0.35

 

1.00

0.25

0.75

 

1.20

0.99

 

0.020

0.010

 

C95

 

0.45

 

1.90

 

 

 

 

 

 

0.030

0.030

0.45

T95-1

 

0.35

 

1.20

0.25

0.85

0.40

1.50

0.99

 

0.020

0.010

 

P110

 

 

 

 

 

 

 

 

 

 

0.030

0.020

 

Q125

 

0.35

 

1.35

 

0.85

 

1.50

0.99

 

0.020

0.010

 


Mechanical Property

Grade

Yield Strength

Tensile Strength

Hardness

Hardness Range

min

max

min

max

Psi

Mpa

Psi

Mpa

Psi

Mpa

HRC

BHN

HRC

J55

55000

379

80000

552

75000

517

 

 

 

K55

55000

379

80000

552

95000

655

 

 

 

N80

80000

552

110000

758

100000

689

 

 

 

L80-1

80000

552

95000

655

95000

655

23

241

 

C90

90000

621

105000

724

100000

689

25.4

255

3.0

C95

95000

655

110000

758

105000

724

 

 

 

T95

95000

655

110000

758

105000

724

25.4

255

3.0

P110

110000

758

140000

965

125000

862

 

 

 

Q125

125000

862

150000

1034

135000

931

 

 

3.0



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Johnny Jiang
Tel: +86-18015363788
E-mail:
johnny.jiang@jycrs.com.cn
Kevin Li
Tel: +86-15365622187
  +86-510-8698 1127
E-mail:
kevin.li@jycrs.com.cn
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