Sink Bar
Sink Bar
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Sink Bar
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Sinker Bar   

C/K/D/KD standard sinker bar

Size (in): 1-1/4, 1-3/8, 1-1/2, 1-5/8, 1-3/4


Thesinker bar is used for the counterweight of the sucker rod column in thedownhole operation to improve the stress condition of the sucker rod, preventeccentric between pipe and rod, and prolong the service life of    sucker rod. Corrosion well conditions use K,KD grade, the work temperature should be lower than 350°C.


Structure and Features

1. Sinker bar is manufactured with senior allysteel, with quenching and tempering treatment.

2. Sinker bars are connected with spray metalcoupling ,it reduce wear of tubing ,and lower the load of pumping unit andlower the load of pumping unit.


Spec

Rod Diameter   in(mm)

Pin Diameter in(mm)

Sucker Rod in(mm)

Length   ±50(mm

32

1-1/4(31.75)

15/16(24)SR

5/8(16)

6000    7620    8000   9140

32

1-1/4(31.75)

1-1/16(27)PR

3/4(19)

35

1-3/8(34.93)

15/16(24)SR

5/8(16)

35

1-3/8(34.93)

1-1/16(27)PR

3/4(19)

38

1-1/2(38.1)

1-1/16(27)SR

3/4(19)

41

1-5/8(41.28)

1-3/16(30)SR

7/8(22)

44

1-3/4(44.45)

1-3/16(30)SR

7/8(22)

Note: SR--Sucker rod   thread    PR--Polished rod thread







Series
CCC
Spec
Q型
Model
C型