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Square kelly·1.Certificates:API,ISO,etc·2.Working pressure 10000PSI~15000PSI·3.Size from 2 1/2" to 5 1/4"·4.MOQ: 25 Tons
| Place of Origin | Shaanxi China (Mainland) | Model Number | Customized |
|---|---|---|---|
| Type | valve | Machine Type | Drilling Equipment |
| Certification | API | Material | Carbon Steel |
| Processing Type | Forging | Use | Well Drilling |
| Details | Square kelly · 1.Certificates:API,ISO,etc · 2.Working pressure 10000PSI~15000PSI · 3.Size from 2 1/2" to 5 1/4" · 4.MOQ: 25 Tons |
| Packaging Detail | Standard package. |
|---|---|
| Delivery Detail | as customer required. |
Square Kelly
1.Certificates:API,ISO,etc
2.Working pressure 10000PSI~15000PSI
3.Size from 2 1/2" to 5 1/4"
4.MOQ: 25 Tons
We are "Petrochina" Subcompany !
Kellies are the driving section of whole drill stem. Kellies are available with square kelly and hexagonal Kelly. TIANHE brand Kellies are manufactured strictly from API Spec7-1 and SY/T6509-2000 standard.
Technical specification and parameters:
| Size | Length in | Upper box connection | Lower pin connection | I.D. | Driving section | |||||||
| mm | in | Type(LH) | O.D. | Thread | O.D. | Cross flat | For square kelly | Cross corner for hexa kelly | ||||
| Std | optional | Std | optional | |||||||||
| 63.5 | 2 1/2 | 12.19 | 6 5/8REG | 4 1/2REG | 196.8 | 146.0 | NC26 | 85.7 | 31.8 | 63.5 | 83.3 | |
| 76.2 | 3 | 12.19 | 6 5/8REG | 4 1/2REG | 196.8 | 146.0 | NC31 | 104.8 | 44.4 | 76.2 | 100.0 | 85.7 |
| 88.9 | 3 1/2 | 12.19 | 6 5/8REG | 4 1/2REG | 196.8 | 146.0 | NC38 | 120.6 | 57.2 | 88.9 | 115.1 | 100.8 |
| 108.0 | 4 1/4 | 12.9 | 6 5/8REG | 4 1/2REG | 196.8 | 146.0 | NC46 | 158.8 | 71.4 | 108.0 | 141.3 | 122.2 |
| 6 5/8REG | 4 1/2REG | 196.8 | 146.0 | NC50 | 161.9 | 71.4 | 108.0 | 141.3 | 122.2 | |||
| 133.4 | 5 1/4 | 12.9 | 6 5/8REG | 196.8 | 5 1/2FH | 177.8 | 82.6 | 133.3 | 175.4 | 151.6 | ||
| 6 5/8REG | 196.8 | NC56 | 177.8 | 82.6 | 133.3 | 175.4 | 151.6 | |||||
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