Puyang Zhongshi Group Co., Ltd.
| Payment Terms | T/T |
| Supply Ability | 10000Meters/month |
| Delivery Time | 25 work days |
| Packaging Details | Metal or wooden case |
| Standard | API 5CT |
| Material | Alloy steel |
| Weight (KG) | 650 |
| Features | API Low Pressure Filter Press |
| Processing Type | Hot rolled |
| Structure | Seamless |
| Steel Grade | K55/J55/N80/L80/P110 |
| Condition | New |
| Application | Oilfield Supply |
| Certifications | NSF/ANSI-14 |
| Connection Type | Threaded |
| Flexibility | Rigid |
| Brand Name | ZS |
| Model Number | 4 1/2"-20" |
| Certification | API |
| Place of Origin | China,Henan |
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Product Specification
| Payment Terms | T/T | Supply Ability | 10000Meters/month |
| Delivery Time | 25 work days | Packaging Details | Metal or wooden case |
| Standard | API 5CT | Material | Alloy steel |
| Weight (KG) | 650 | Features | API Low Pressure Filter Press |
| Processing Type | Hot rolled | Structure | Seamless |
| Steel Grade | K55/J55/N80/L80/P110 | Condition | New |
| Application | Oilfield Supply | Certifications | NSF/ANSI-14 |
| Connection Type | Threaded | Flexibility | Rigid |
| Brand Name | ZS | Model Number | 4 1/2"-20" |
| Certification | API | Place of Origin | China,Henan |
| High Light | API 5CT Seamless Casing Tubing ，Carbon Oil Well Casing Pipe | ||
Oilfield 13 3/8" Seamless Casing Pipe With Steel Grades K55 J55 N80 L80 P110
API 5CT Oilfield Tubing or Casing Pup Joint/ Nipples with Couplings
1. Introduction of pup joint
The pup joint is fixed length tubing or casing. The thread is EUE, NUE. The Length is from 1feet to 10feet.
2. Specification
3. Property of material
| Production name | OCTG 11-3/4" API 5CT steel casing pipe |
| OD size (in) | 4-1/2" ~ 20" |
| Steel grade | J55/K55/N80/L80/P110 |
| Thread type | LTC,STC,BTC |
| Length | R1 (4.88mtr-7.62mtr) R2 (7.63mtr-10.36mtr) R3 (10.37mtr-14.63mtr) |
| Heat treatment | Normalized,Quencher+Temper |
Mechanical properties of casing pipe:
| Grade | Yield Strength | Tensile Strenght | Hardness | Allowable | |||||
| Min | Max | Min | Max | Max | Hardness | ||||
| Psi | Mpa | Psi | Mpa | Psi | Mpa | HRC | BHN | Variation | |
| J55 | 55,000 | 379 | 80,000 | 552 | 75,000 | 517 | - | - | - |
| K55 | 55,000 | 379 | 88,000 | 552 | 95,000 | 655 | - | - | - |
| N80 | 80,000 | 552 | 110,000 | 758 | 100,000 | 689 | - | - | - |
| N80-1 | 80,000 | 552 | 95,000 | 655 | 95,000 | 655 | 23 | 241 | - |
| C90 | 90,000 | 621 | 105,000 | 724 | 100,000 | 689 | 25.4 | 255 | 3 |
| C95 | 95,000 | 655 | 110,000 | 758 | 105,000 | 724 | - | - | - |
| T95 | 95,000 | 655 | 110,000 | 758 | 105,000 | 724 | 25.4 | 255 | 3 |
| P110 | 110,000 | 758 | 140,000 | 965 | 125,000 | 862 | - | - | - |
Puyang Zhongshi Group Co., Ltd was established in 1997 and has since become a leading manufacturer of various oilfield equipment and cementing accessories. As a restructured enterprise of SINOPEC, we boast over 10 years of solid export experience and 9 subsidiary factories, with a dedicated workforce of over 500 employees.
Renowned as a first-class supplier in the resources market of SINOPEC and CNPC, we hold prestigious certifications including API 5CT, API 10D, API 11E, API 6A, API 11AX, ISO 9001, and ISO 14001. Our products are highly sought after by clients in America, Central Asia, Russia, Southeast Asia, and the Middle East, solidifying our strong presence in the global market.
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
1997
Total Annual:
5 million-10 million
Employee Number:
570~600
Ecer Certification：
Verified Supplier
Puyang Zhongshi Group Co., Ltd., restructured from SINOPEC in 1997 has 20 years experience on manufacturing petroleum machinery products . The company registered capital is 10 million U.S. dollars, with annual export 30 million U.S. Dollars. We have competitive price of o... Puyang Zhongshi Group Co., Ltd., restructured from SINOPEC in 1997 has 20 years experience on manufacturing petroleum machinery products . The company registered capital is 10 million U.S. dollars, with annual export 30 million U.S. Dollars. We have competitive price of o...
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