| Customization: | Available |
|---|---|
| Customized: | Customized |
| Certification: | ISO, API |
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Kelly Velve/Kelly Cock
The kelly cock ,which is a manually operated ball valve connected in the bore of drill string ,is one of effective tool for preventation from blowout . The kelly cock is divided into upper kelly cock and lower kelly cock . The upper kelly cock is connected between lower end of swivel and upper end of kelly . The lower kelly cock is connected between upper end of drillpipe and lower end of kelly or connected between lower end of kelly saver subs. The kelly cock valve features a simple operation, the kelly cock can be opened on or closed off by only turning the special operating spanner at 90 degrees according to indicating direction. During drilling operation, in order to avoid serious well kick or blowout accident, the kelly cock shall be connected at upper end and lower end of kelly.
| Type | OD. mm |
Connection API | I.D. mm |
Max. rated working pressure (psi) | |||
| CS146K | 146 | 41/2REG LH | 57.2 | 68.6 | |||
| CS200K | 200 | 65/8 REG LH | 76.2 | 68.6 | |||
| Type | O.D mm |
Thread API |
I.D. mm |
Max.Sealing Pressure Mpa |
| XS105k | 105 | NC31 | 40 | 68.6 |
| XS121k | 121 | NC38 | 44.5 | 68.6 |
| XS127k | 127 | NC38 | 44.5 | 68.6 |
| XS140K | 139.7 | NC40 | 57.2 | 68.6 |
| XS159K | 159 | NC46 | 61 | 68.6 |
| XS165K | 165 | NC46 | 61 | 68.6 |
| XS178K | 178 | NC50,5 1/2FH | 71.4 | 68.6 |
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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