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Construction :
1).5,000psi
2).10,000psi
3).15,000psi
Description :
One piece kelly valve is designed to provide a positive seal in the event of a kick and can be used as an upper kelly valve ,lower kelly valve ,safety valve ,or mud saver.
Main Models:
O.D | I.D | Upper Box | Bottom Pin | Overall length |
8(203) | 2 (74) | 6 REG-left(LH) | 6 REG-left(LH) | 22 (566.3) |
7 (196.8) | 3 (78) | 6 REG-left(LH) | 6 REG-left(LH) | 24 (627) |
7(178) | 3 (78) | 6 REG-left(LH) | 6 REG-left(LH) | 24 (627) |
7 (184) | 2 (71) | 5 FH | 5 FH | 24 (627) |
7(178) | 2 (66) | NC 50 | NC 50 | 20 (532) |
6 (168) | 2 (71.4) | NC 50 | NC 50 | 22 (566.3) |
5 (135) | 1 (44.5) | NC 38 | NC 38 | 18 (470) |
4 (121) | 1 (44.5) | NC 38 | NC 38 | 17 (448) |
Kelly valves (Upper and lower)