Puyang Zhongshi Group Co., Ltd.
| Payment Terms | T/T |
| Supply Ability | 1000sets/month |
| Delivery Time | 15 work days |
| Packaging Details | Metal or wooden case |
| Application | Oilfield Cementing |
| Brand | OEM |
| Connection Type | Threaded, Flanged |
| MOQ | 1 Piece |
| Material | Steel, Alloy Steel, Stainless Steel |
| Packaging | Wooden Box, Carton, Pallet |
| Pressure Rating | High Pressure |
| Product Name | Oilfield Cementing Tools |
| Size | Customized |
| Standard | API, ANSI, DIN, JIS |
| Surface Treatment | Polishing, Sand Blasting, Painting |
| Temperature Rating | High Temperature |
| Brand Name | ZS |
| Model Number | 1", 1-1/8", 1-1/4", 1-1/2", and 1-3/4" |
| Certification | API 11B |
| Place of Origin | China,Henan |
View Detail Information
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Product Specification
| Payment Terms | T/T | Supply Ability | 1000sets/month |
| Delivery Time | 15 work days | Packaging Details | Metal or wooden case |
| Application | Oilfield Cementing | Brand | OEM |
| Connection Type | Threaded, Flanged | MOQ | 1 Piece |
| Material | Steel, Alloy Steel, Stainless Steel | Packaging | Wooden Box, Carton, Pallet |
| Pressure Rating | High Pressure | Product Name | Oilfield Cementing Tools |
| Size | Customized | Standard | API, ANSI, DIN, JIS |
| Surface Treatment | Polishing, Sand Blasting, Painting | Temperature Rating | High Temperature |
| Brand Name | ZS | Model Number | 1", 1-1/8", 1-1/4", 1-1/2", and 1-3/4" |
| Certification | API 11B | Place of Origin | China,Henan |
| High Light | Wellhead Double Layer Stuffing Box ，Polished Rod Seal Stuffing Box ，API 11B Oilfield Cementing Tools | ||
Stuffing Box Detail information
Stuffing box is a wellhead dynamic sealing device that seals the annular space between the tubing pipe and the polished rod.
Double packed Stuffing Box (DPSB) is specially designed for pumping unit. It’s characteristics as follow:
1. Unique misaligning feature reduces need for exact alignment with the pumping unit
2. Primary packing can be changed under pressure by tightening compression bolts
3. Equipped with the cone packing
4. Lub Upper Gland (LUG) with grease zerk to lubricating the rod
5. Optional Oil Reservoir Gland (ORG) and Anti-Pollution Adapter (APA)
6. LUG has two heavy hex nuts on each bolt, which can support up to 20000 lbs. when engaged during well servicing
7. Flanged bottom connection available by special order
8. Most widely-used stuffing box in the industry
Stuffing Box Detail information
| Type | Stuffing box |
| Machine Type | Petroleum Machinery |
| Certification | API |
| Material | Alloy steel |
| Processing Type | Turning |
| Use | Oil production |
| Working temperature | < 200°C |
| Sealing property | Good |
| Coating | Anti-corrosion |
| Sealing type | Multisage seal |
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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