- Certification:API 11b
- Material:Carbon Steel
- Grade:C, D, K
- Use:Oil Production
- Transport Package:Standard Export Package
- Specification:API, ISO
=== Base Info ===
- Model NO.:Pup Joints
- Trademark:Zhongshi
- Origin:Henan, China
- HS Code:84139100
- Production Capacity:5000piece,Month
=== Description ===
SIZE | ROD D. | THREAD D. | LENGTH | Outside D. of Pin Shoulder | Length of Pin | Length of Wrench Square | Width of Wrench Square |
(in) | (in) | (in) | (ft) | (mm) | (mm) | (mm) | (mm) |
5/8'' | 5/8'' | 15/16 | 2 | 31.75 | 31.75 | ≥31.75 | 22.23 |
3/4'' | 3/4'' | 1-1/16 | 8 | 38.1 | 36.51 | ≥31.75 | 25.4 |
7/8'' | 7/8'' | 1-3/16 | 10 | 41.28 | 41.28 | ≥31.75 | 25.4 |
1'' | 1'' | 1-3/8 | 25 | 50.8 | 47.63 | ≥38.10 | 33.34 |
1-1/8'' | 1-1/8'' | 1-9/16 | 30 | 57.15 | 53.98 | ≥41.28 | 38.1 |
8) Performance
Grade | Tensile Strength | Yield Strength | Percentage Elongation | Contraction Percentage of Area | Impact Toughness |
| Rel(Mpa) | Rm(Mpa) | A(%) | Z(%) | ακ(J/cm2) |
C | 620-793 | 414 | 12 | 55 | 70 |
K | 620-793 | 414 | 12 | 55 | 70 |
D | 794-965 | 620 | 10 | 50 | 58.8 |
Company Information
Puyang Zhongshi Group Co., Ltd is a professional manufacturer of various oilfield equipments and cementing accessories since 1997, restructured enterprise of SINOPEC.
We have the certificates of API 5CT, API 11E, API 6A, API 11AX, ISO 9001 and ISO 14001, etc..
Our products mainly include:
1. Casing Centralizer
2. Float Collar & Float Shoe
3. Cementing Plug
4. Cementing Head
5. Cement Basket
6. Tubing Pump / Rod Pump
7. Valve Ball & seat
8. Casing / Tubing Pipe and Coupling
9. Stage Collar
10. Pumping Unit
11. Sucker Rod
Our group have more than 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. Our foreign customers are mainly from America, Central Asia, Russia, Southeast Asia, Middle East, etc.
Contact Us
PUYANG ZHONGSHI GROUP CO.,LTD
Add: 5th community, Zhongyuan Oilfield, Puyang, China
Website: zschinajixie.en.made-in-china.com;
zschinajixie.en.made-in-china.com
zschinajixie.en.made-in-china.com
Irene is here waiting for you!!