OD of

Pipe

Body

(inch)

ID of

Pipe

Body

(inch)

OD

of TJ

(inch)

ID

of TJ

(inch)

Connection

Elevator

Upset Dia.

(inch)

Center

Upset Dia.

(inch)

3 1/2’’

2 1/4

4 3/4

（4 7/8，5）

2 1/4

NC 38

3 7/8

4

2 1/16

2 1/16

4’’

2 1/2

5 1/4

2 1/2

NC 40

4 3/16

4 1/2

2 9/16

2 9/16

4 1/2’’

2 11/16

6 1/4

2 11/16

NC 46

4 11/16

5

2 3/4

2 3/4

2 31/16

2 31/16

5’’

3

6 5/8

3

NC 50

5 1/8

5 1/2

5 1/2’’

3 1/4

7

(7 1/4,

7 1/2)

3 1/4

5 1/2 FH

5 11/16

6

3 3/8

3 3/8

3 7/8

3 7/8

4

4

6 5/8’’

4

8

(8 1/4,

8 1/2)

4

6 5/8 FH

6 15/16

7 1/8

4 1/2

4 1/2

5

5