Product Name: sucker rod, polished rod, and accessories
Our core expertise lies in producing and distributing a vast array of standard sucker rods and polished rods. Our rods come in various steel grades, including C, K, D, KD, H, HL, HY, and more. Our polished rods are polished or chrome plated, and feature a tungsten alloy layer. Apart from rods, we also provide a range of rod accessories like sucker rod nipples, couplings, variable diameter nylon couplings, roller and nylon centralizers, polished rod clips, sealing devices, and much more.
Sucker rod specifications and main dimensions
| Specification |
Diameter of rod body
(mm)
|
Thread nominal diameter
(in)
|
outside diameter
(mm)
|
Wrench width
(mm)
|
Length(m) |
| 5/8” |
16 |
5/16 |
31.8 |
22.2 |
---- |
| 3/4” |
19 |
11/16 |
38.1 |
25.4 |
| 7/8” |
22 |
13/16 |
41.3 |
25.4 |
| 1” |
25 |
13/8 |
50.8 |
33.3 |
| Specification |
Connecting rod size
(mm)
|
Thread nominal diameter
(mm)
|
outside diameter
(mm)
|
Length |
Grade |
| 5/8 T |
16 |
15/16 |
38.1 |
101.6/4 |
T |
| 3/4 T |
19 |
1/16 |
41.3 |
| 7/8 T |
22 |
3/16 |
46.0 |
| 1 T |
25 |
3/8 |
55.6 |
Variable diameter coupling picture
Variable diameter coupling specification and main size
| Specification |
Thread nominal size |
outside diameter
(mm)
|
Length |
Grade |
| YJG5/8-3/4 |
15/16-11/16 |
41.3 |
101.6/4 |
T |
| YJG3/4-7/8 |
11/16-13/16 |
46.0 |
| YJG7/8-1 |
1 3/16-1 3/8 |
55.6 |
Company Information
Puyang Zhongshi Group Co., Ltd is a professional manufacturer of various oilfield equipments and cementing accessories since 1997, restructured enterprise of SINOPEC. Our group have 10 years export experience and 9 subsidiary factories, more than 500 employees. We are the first-class supplier of resources market of SINOPEC and CNPC.
We have the certificates of API 5CT, API 10D, API 11E, API 6A, API 11AX, ISO 9001 and ISO 14001. Our foreign customers are mainly from America, Central Asia, Russia, Southeast Asia, Middle East, etc.
