| Customization: | Available |
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| After-sales Service: | 1 Year |
| Warranty: | 1 Year |
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AJ Type Safety Joint
AJ type safety joint is a specialized joint consisting of two parts. This specialized joint protects the drilling stem during drilling, fishing, repairing and testing operations. It is used to handle and manage well bottom accident. During drilling and coring operations, it is connected to the required position of drilling stem to protect the drilling stem without any influence on the normal working of drilling tool.
| Model | Product Code | O.D. (mm) | I.D. (mm) | Thread Connection |
| AJ-C86 | A010860 | 86 | 38 | NC26 |
| AJ-C95 | A010950 | 95 | 44 | NC26 |
| AJ-C105 | A011050 | 105 | 51 | NC31, 2 7/8 NU, 2 7/8 EUE |
| AJ-C121 | A011210 | 121 | 57 | NC38 |
| AJ-C159 | A011590 | 159 | 71.4 | NC46 , NC50 |
| AJ-C165 | A011650 | 165 | 71.4 | NC50 |
| AJ-C178 | A011780 | 178 | 71.4 | NC50 , 5 1/2 FH |
| AJ-C203 | A012030 | 203 | 76 | 6 5/8 REG |
| AJ-C228 | A012280 | 228 | 76 | 7 5/8 REG |
Established in 1973 as a state-owned Mudanjiang Petroleum Machinery Factory. After 50 years a new private company(Tianhe) was registered and established in 2006. At present, Tianhe Group has 5 sales companies, including Chengdu, Beijing, Shanghai, Yanan, Mudanjiang branches. 2 large factories, in cluding Mudanjiang and Shanghai factory, controlling the important sales territories in China. The company is also actively expanding its business overseas. Currently, more than 50 countries and regions around the world, as well as over 200 well-known oil companies and service company customers, are using products under the Tianhe brand. Tianhe has become one of the most popular Asian oil brands.
1.The company has over 50 years of professional production experience and is capable of independently manufacturing a complete range of downhole tools, including: drill pipes, drill collars, stabilizers, jars, fishing tools, etc.
2. We have a strict quality control system, conducting strict quality checks from raw materials to finished products.
3.The company has obtained ISO9001 quality system certification and holds API certificates such as 5CT, 5DP, 7-1, Q1, etc.
4.The minimum order quantity is 1, and the delivery cycle can be strictly controlled.
5.Our export products have been recognized by customers in more than 50 countries and regions.
1.Q:Are you a factory or trading company?
We are a factory and the Top 3 of oildrilling equipment manufacturer.
2.Q:Where is your factory located?
We locate in Heilongjiang Province, China.
3. Q:What do your factory do regarding quality control?
From material to products, we inspect each process to keep good quality.
And SGS inspection can be accepted.
4.Q:How about MOQ ?
We have stock of common sizes at hand, so even few ton is accepted.
5.Q:How about payment ?
Both T/T and L/C can be accepted.
6.Q: How long does your warranty?
We can assured the quality within 90 days after receiving the cargoes.
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