Rosneftegazinstrument
KSHNP, KSH-QRC Full-bore kelly valves
KSH kelly valve is intended for tubing channel overlap under conditions of moderate and cold macroclimatic areas, according to GOST 1635080. Channel overlap is performed in potential gas and oil showing and work stoppage in well repair as part of tubing in various process procedures.
TS 3742-003-79560377-2009
| Labeling | Working pressure, PSI (atm) | External diameter | Inner drift diameter | Handling medium | Operating fluid temperature, °С | Coupling threads as per API Spec 5B TBG | Length | Weight |
| KSH-50-60R1х21 | 3086 (210) | 3 7/8"/ 98 mm | 2"/ 50 mm | drill and grouting slurry, oil, gas | from -40 to +100 | NUE-23/8″ | 7 5/8"/ 195 mm | 15 lbs / 6,8 kg |
| KSH-50-60R1х35 | 5144 (350) | 3 7/8"/ 98 mm | 2"/ 50 mm | drill and grouting slurry, oil, gas | from -40 to +100 | NUE-23/8″ | 7 5/8"/ 195 mm | 15 lbs / 6,8 kg |
| KSH-50-73R1х21 | 3086 (210) | 3 7/8"/ 98 mm | 2"/ 50 mm | drill and grouting slurry, oil, gas | from -40 to +100 | NUE-27/8″ | 9 1/4"/ 235 mm | 17.6 lbs / 8 kg |
| KSH-60-73R1 | 10287 (700) | 4 7/8"/ 122,5 mm | 2 3/8"/ 60 mm | drill and grouting slurry, oil, gas | from -40 to +100 | NUE-27/8″ | 9 1/4"/ 235 mm | 28.7 lbs / 13 kg |
| Parameter name | KSH-QRC2”R1 | KSH-QRC2,5”R1 |
| Working pressure, PSI (atm) | 10287 (700) | 10287 (700) |
| Valve control moment at 400 atm, kg*m | 30 | 30 |
| Cross-section diameter, mm | 2"/ 50 mm | 2 2/5"/ 62 mm |
| Handling medium: | drill and grouting slurry, oil, gas | |
| Operating fluid temperature,°С: | from -40 to +70 | |
| Weight | 35.3 lbs / 16 kg | 46.3 lbs / 21 kg |