Puyang Zhongshi Group Co., Ltd.
| Payment Terms | T/T, MoneyGram |
| Delivery Time | depends on quantity |
| Packaging Details | Wooden Box |
| Product | Oilfield Integral Spring Casing Centralizer |
| Size | 4 1/2"~36" |
| Installation | Slip-on |
| Crest | Diagonal and single |
| Bow | 4-8 |
| Application | Oilfield Cementing Tools |
| Brand Name | Puyang Zhongshi Group |
| Model Number | 4 1/2"~20" |
| Certification | API,ISO,QHSE |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T, MoneyGram | Delivery Time | depends on quantity |
| Packaging Details | Wooden Box | Product | Oilfield Integral Spring Casing Centralizer |
| Size | 4 1/2"~36" | Installation | Slip-on |
| Crest | Diagonal and single | Bow | 4-8 |
| Application | Oilfield Cementing Tools | Brand Name | Puyang Zhongshi Group |
| Model Number | 4 1/2"~20" | Certification | API,ISO,QHSE |
| Place of Origin | China | ||
| High Light | 36" Bow Spring Centralizer ，4 1/2" Bow Spring Centralizer ，4 1/2" casing centralizer | ||
Oilfield Integral Spring Casing Centralizer
The integral centralizer has ultra-high strength without any weak point. The centralizer provides High restoring forces while keeping starting and running forces at or near Zero lbf. This Minimizes drags during casing running and maximizes stand off during cementing operations.
| Model | Max.Out-Dia | Hooping In-Dia. | Total length | Amount of spring |
| (in) | (mm) | (mm) | (mm) | (mm) |
| 5-1/2" x 8-1/2" | 225±5 | 142-148 | 650±50 | 5 |
| 7" x 9-5/8" | 255±5 | 181-186 | 650±50 | 6 |
| 7" x 8-1/2" | 235±5 | 181-186 | 650±50 | 6 |
| 8-5/8 x 12-1/4" | 330±5 | 223-228 | 650±50 | 8 |
| 9-5/8 x 12-1/4" | 330±5 | 250-255 | 650±50 | 8 |
| 10-3/4 x 12-1/4" | 330±5 | 274-276 | 650±50 | 9 |
| 13-3/8"x17-1/2" | 450±5 | 342-347 | 650±50 | 11 |
| 18-5/8"x24" | 610±5 | 475-477 | 600±50 | 12 |
| 20"x26" | 660±5 | 509-511 | 600±50 | 12 |
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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