★ Description ★
We provide two sorts of polished rod, general polished rod and one end upset type polished rod. They all are designed in accordance with API Spec 11B and are made of fine alloy steel. Polished rod is featured by high strength, smooth surface (Ra 0.2-0.8um) and anti-corrosion fatigue strength and wear resistance property
1) Material: 20CrMo, 35 CrMo
2) Standard: API Spec 11B
3) Grade: H
4) Main process: Surface quenching with High Frequency Induction,
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★ Features ★
1.Grade C, D, K, KD, HL, HY sucker rods and pony rods, high torque sucker rods for driving PCP, Eccentric abrasion prevention rod, pump rod, sinker bar, API polished rods, spray metal polished rods, polished rods with one side upsetting
2.Grade T, SM full size, small hole sucker rods coupling, cross over coupling, polished rods coupling, UHS coupling, coupling with nylon coating
3.Stuffing box, sucker rod anti-stripping, pony rod centralizer, polished rod clamps, beam hanger, elevator
4.Provide sucker rod maintenance service
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★ Parameters ★
SIZE
(in) |
ROD D.(in) |
THREAD D.
(in) |
LENGTH
(ft) |
OUTSIDE DIAMETER
OF PIN SHOULDER(mm) |
LENGTH
OF PIN(mm) |
LENGTH OF WRENCH
SQUARE(mm) |
WIDTH OF WRENCH SQUARE(mm) |
| 5/8" |
5/8" |
15/16 |
2
4
6
8
10
25
30 |
31.75 |
31.75 |
≥31.75 |
22.23 |
| 3/4" |
3/4" |
1-1/16 |
38.10 |
36.51 |
25.40 |
| 7/8" |
7/8" |
1-3/16 |
41.28 |
41.28 |
| 1" |
1" |
1-3/8 |
50.80 |
47.63 |
≥38.10 |
33.34 |
| 1-1/8" |
1-1/8" |
1-9/16 |
57.15 |
53.98 |
≥41.28 |
38.10 |
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★ About Us ★
Restructured from SINOPEC in 1997, we has 19 years manufacturing experience of petroleum machinery
products with competitive prices.
Main products of Cementing Equipment and casing accessories : spring centralizer, solid rigid centralizer,float
equipment, cementing plug etc.
We have 9 factories, more than 500 employees, and many kinds of production equipments.
We have certificates of API 5CT,6A,10D,11AX,11E, ISO 14001 and 9001.
With 10 years exporting experience,we have exported to more than 30 countries such as
America,Canada,Russia,Venezuela,Columbia,Thailand,Indonesia ,UAE,Saudi Arabia,Kazakhstan etc.
Audited Supplier 
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