| Customization: | Available |
|---|---|
| After-sales Service: | Online Installation Guide |
| Warranty: | One Year |
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My company production of tool joint in strict accordance with the API standard to choose high quality alloy steel manufacturing, through the special heat treatment process to achieve the desired hardness, strength and toughness. The tool joints produced in accordance with API standard, the surface use phosphate or copper plating process for processing, to improve its corrosion resistance and fastening resistance.
| Type | Deseription | OD(mm) | ID(mm) | OAL(mm) | Connection |
| DHGJ127-1 | 3-1/2"butt pin joint | 127 | 64 | 370 | NC31P |
| DHMJ127-1 | 3-1/2"butt box joint | 127 | 64 | 370 | NC31B |
| DHGJ165-1 | 5"butt pin joint | 165 | 82.6 | 388 | NC50P |
| DHMJ165-1 | 5"butt box joint | 165 | 82.6 | 360 | NC50B |
| DHGJ168-1 | 5"butt pin joint | 168 | 88.9 | 395 | NC50P |
| DHMJ168-1 | 5"butt box joint | 168 | 88.9 | 374 | NC50B |
| DHJ184-1 | 5-1/2"butt pin joint | 184 | 73 | 470 | 5-1/2FHP |
| DHJ184-1 | 5-1/2"butt box joint | 184 | 73 | 470 | 5-1/2FHB |
Best-all Petro is located in Dongying City, which is famous for Shengli Oilfield. It is the largest petroleum equipment manufacturing center in China. Best-all Petro is a professional manufacturer of mud pump spare parts. We have obtained API 7K certification and ISO international quality certification.Our main products are: bi-metal cylinder liner, ceramic cylinder liner, hydraulic cylinder, piston, valve assembly and other mud pump spare parts.Our products are not only widely used in the domestic market such as Shengli Oilfield, but also exported to Central Asia, the Middle East, Southeast Asia, North America, South America and other countries in the world. The company follows the principle of "quality first, integrity-based." Because of excellent quality, reasonable price and professional service, we have been highly recognized by customers. Our vision is to become a trusted partner of the international oil equipment industry. Our mission is to provide customers with first-class products and services,and create more value for global customers.
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