Kellys
2016-11-03 15:33 Views:285
Price:Negotiable
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Kellys |
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Kellys is driving section of wohole drill stem. Kelly is available with square kelly and hexagonal kelly. TIANHE brand kelly are manufactured strictly from API Spec7-1 and SY/T6509-2000 standard.
Technical specification and parameters Size
(in) | Upper box connection | Lower pin connection | I.D.(mm) | Driving section (mm) | | Connection (LH) | O.D.(mm) | Connection (LH) | Square | Hexagonal | Cross flat | For square kelly | Cross corner for hexa kelly | | Std | Optional | Std | Optional | Square | O.D.
(mm) | Hexagonal | O.D.
(mm) | | 2 1/2 | 6 5/8REG | 4 1/2REG | 196.8 | 146.0 | NC26 | 85.7 | | | 31.8 | | 63.5 | 83.3 | | | 3 | 6 5/8REG | 4 1/2REG | 196.8 | 146.0 | NC31 | 104.8 | NC26 | 85.7 | 44.4 | 31.8 | 76.2 | 100.0 | 85.7 | | 3 1/2 | 6 5/8REG | 4 1/2REG | 196.8 | 146.0 | NC38 | 120.6 | NC31 | 104.8 | 57.2 | 44.4 | 88.9 | 115.1 | 100.8 | | 4 1/4 | 6 5/8REG | 4 1/2REG | 196.8 | 146.0 | NC46 | 158.8 | NC38 | 120.6 | 71.4 | 57.2 | 108.0 | 141.3 | 122.2 | | 6 5/8REG | 4 1/2REG | 196.8 | 146.0 | NC50 | 161.9 | NC38 | 120.6 | 71.4 | 57.2 | 108.0 | 141.3 | 122.2 | | 5 1/4 | 6 5/8REG | | 196.8 | | 5 1/2FH | 177.8 | NC46 | 158.8 | 82.6 | 76.2 | 133.3 | 175.4 | 151.6 | | 6 5/8REG | | 196.8 | | NC56 | 177.8 | NC50 | 161.9 | 82.6 | 82.6 | 133.3 | 175.4 | 151.6 | | 6 | 6 5/8REG | | 196.8 | | | | 5 1/2FH | 177.8 | | 88.9 | 152.4 | | 173 | | 6 5/8REG | | 196.8 | | | | NC56 | 177.8 | | 88.9 | 152.4 | | 173 |
All technical specifications and parameters only provides for reference. |
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