Puyang Zhongshi Group Co., Ltd.
| Payment Terms | T/T, L/C |
| Packaging Details | Be bundled by steel strap |
| Size OD | 4 1/2"-20" |
| Wall thickness | 5.21 - 22.22mm |
| Section shape | Round |
| Technique | Hot-rolled |
| Alloy or not | Alloy steel |
| Application | Oil drilling |
| Brand Name | Zhongshi |
| Model Number | 4 1/2"-20" |
| Certification | API 5CT, ISO, QHSE |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T, L/C | Packaging Details | Be bundled by steel strap |
| Size OD | 4 1/2"-20" | Wall thickness | 5.21 - 22.22mm |
| Section shape | Round | Technique | Hot-rolled |
| Alloy or not | Alloy steel | Application | Oil drilling |
| Brand Name | Zhongshi | Model Number | 4 1/2"-20" |
| Certification | API 5CT, ISO, QHSE | Place of Origin | China |
| High Light | seamless steel casing pipes ，well casing pipe | ||
OCTG Steel Tube Seamless Casing Pipe For Oilfield Well Drilling Using
Oil casing pipe descriptions:
Casing pipe is the steel pipe to support the wall of oil & gas wells, which falls into surface casing,
protective casing and production casing.
Features:
1. Alloy steel pipe
2. Hot-rolled seamless pipe
Technical specification:
| OD | 4-1/2“ to 20” / 114.3mm to 508mm |
| Wall Thickness | 5.21 - 22.22 mm |
| Thread | STC.BTC.LTC |
| Length | R1(4.88-7.62M). R2(7.62-10.36M). R3(10.36-14.63Meters) |
| Standard | API 5CT |
| Steel grade | J55, K55, M65, N80, N80-1, N80-Q, L80-1, L80-9Cr, L80-13Cr, C90, C95, T95, P110, Q125 |
Mechanical Properties:
| 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 | - | - | - |
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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