Rosneftegazinstrument
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Designed for providing hydraulic communication of cementing aggregates with the casing string during cementing. The head also serves as a container enclosing the upper cementing plug with its fixation before starting in the column. The head is intended for casing string cementing using two bypass plugs.
TS 3663-007-79560377-2009
| Parameter name | Product code | ||||
| GCU2-114R1 | GCU2-127R1 | GCU2-140R1 | GCU2-146R1 | GCU2-168R1 | |
| Drill pipe nominal diameter | 4 1/2″/ 114 mm | 5″/ 127 mm | 5 1/2″/ 140 mm | 5 3/4″/ 146 mm | 6 5/8″/ 168 mm |
| Thread on the head, D | Buttress 4 1/2″ | Buttress 5″ | Buttress 5 1/2″ | Buttress 5 3/4″ | Buttress 6 5/8″ |
| Maximum working pressure, PSI (atm.), max. | 5878 (400) | 5878 (400) | 5878 (400) | 5878 (400) | 5878 (400) |
| Distance between outlets, h, max. | 15 3/4″/ 400 mm | 15 3/4″/ 400 mm | 15 3/4″/ 400 mm | 15 3/4″/ 400 mm | 15 3/4″/ 400 mm |
| Inner head diameter, d, min. | 3 13/16″/ 97 mm | 4 1/4″/ 108 mm | 4 5/8″/ 118 mm | 4 7/8″/ 124 mm | 5 11/16″/ 144 mm |
| Number of coupling lateral outlets, pcs. | 5 | 5 | 5 | 5 | 5 |
| Head height H, max. | 55 1/8″/ 1400 mm | 55 1/8″/ 1400 mm | 55 1/8″/ 1400 mm | 55 1/8″/ 1400 mm | 55 1/8″/ 1400 mm |
| Head length, L, max. | 37″/ 940 mm | 37 3/8″/ 950 mm | 38 3/16″/ 970 mm | 38 3/16″/ 970 mm | 39 3/8″/ 1000 mm |
| Head width, E | 19 1/4″/ 490 mm | 19 11/16″/ 500 mm | 20 1/2″/ 520 mm | 20 1/2″/ 520 mm | 23 5/8″/ 600 mm |
| Head weight, lbs (kg), ±3% | 340 (154) | 417 (189) | 437 (198) | 485 (220) | 518 (235) |
| Number of stoppers, pcs. | 2 | 2 | 2 | 2 | 2 |
| Parameter name | GCU2-114R1 |
| Drill pipe nominal diameter | 4 1/2″/ 114 mm |
| Thread on the head, D | Buttress 4 1/2″ |
| Maximum working pressure, PSI (atm.), max. | 5878 (400) |
| Distance between outlets, h, max. | 15 3/4″/ 400 mm |
| Inner head diameter, d, min. | 3 13/16″/ 97 mm |
| Number of coupling lateral outlets, pcs. | 5 |
| Head height H, max. | 55 1/8″/ 1400 mm |
| Head length, L, max. | 37″/ 940 mm |
| Head width, E | 19 1/4″/ 490 mm |
| Head weight, lbs (kg), ±3% | 340 (154) |
| Number of stoppers, pcs. | 2 |
| Parameter name | GCU2-127R1 |
| Drill pipe nominal diameter | 5″/ 127 mm |
| Thread on the head, D | Buttress 5″ |
| Maximum working pressure, PSI (atm.), max. | 5878 (400) |
| Distance between outlets, h, max. | 15 3/4″/ 400 mm |
| Inner head diameter, d, min. | 4 1/4″/ 108 mm |
| Number of coupling lateral outlets, pcs. | 5 |
| Head height H, max. | 55 1/8″/ 1400 mm |
| Head length, L, max. | 37 3/8″/ 950 mm |
| Head width, E | 19 11/16″/ 500 mm |
| Head weight, lbs (kg), ±3% | 417 (189) |
| Number of stoppers, pcs. | 2 |
| Parameter name | GCU2-140R1 |
| Drill pipe nominal diameter | 5 1/2″/ 140 mm |
| Thread on the head, D | Buttress 5 1/2″ |
| Maximum working pressure, PSI (atm.), max. | 5878 (400) |
| Distance between outlets, h, max. | 15 3/4″/ 400 mm |
| Inner head diameter, d, min. | 4 5/8″/ 118 mm |
| Number of coupling lateral outlets, pcs. | 5 |
| Head height H, max. | 55 1/8″/ 1400 mm |
| Head length, L, max. | 38 3/16″/ 970 mm |
| Head width, E | 20 1/2″/ 520 mm |
| Head weight, lbs (kg), ±3% | 437 (198) |
| Number of stoppers, pcs. | 2 |
| Parameter name | GCU2-146R1 |
| Drill pipe nominal diameter | 5 3/4″/ 146 mm |
| Thread on the head, D | Buttress 5 3/4″ |
| Maximum working pressure, PSI (atm.), max. | 5878 (400) |
| Distance between outlets, h, max. | 15 3/4″/ 400 mm |
| Inner head diameter, d, min. | 4 7/8″/ 124 mm |
| Number of coupling lateral outlets, pcs. | 5 |
| Head height H, max. | 55 1/8″/ 1400 mm |
| Head length, L, max. | 38 3/16″/ 970 mm |
| Head width, E | 20 1/2″/ 520 mm |
| Head weight, lbs (kg), ±3% | 485 (220) |
| Number of stoppers, pcs. | 2 |
| Parameter name | GCU2-168R1 |
| Drill pipe nominal diameter | 6 5/8″/ 168 mm |
| Thread on the head, D | Buttress 6 5/8″ |
| Maximum working pressure, PSI (atm.), max. | 5878 (400) |
| Distance between outlets, h, max. | 15 3/4″/ 400 mm |
| Inner head diameter, d, min. | 5 11/16″/ 144 mm |
| Number of coupling lateral outlets, pcs. | 5 |
| Head height H, max. | 55 1/8″/ 1400 mm |
| Head length, L, max. | 39 3/8″/ 1000 mm |
| Head width, E | 23 5/8″/ 600 mm |
| Head weight, lbs (kg), ±3% | 518 (235) |
| Number of stoppers, pcs. | 2 |
| Parameter name | GCU2-178R1 |
| Drill pipe nominal diameter | 7″/ 178 mm |
| Thread on the head, D | Buttress 7″ |
| Maximum working pressure, PSI (atm.), max. | 4702 (320) |
| Distance between outlets, h, max. | 15 3/4″/ 400 mm |
| Inner head diameter, d, min. | 6 1/8″/ 156 mm |
| Number of coupling lateral outlets, pcs. | 5 |
| Head height H, max. | 55 1/8″/ 1400 mm |
| Head length, L, max. | 39 3/4″/ 1010 mm |
| Head width, E | 24″/ 610 mm |
| Head weight, lbs (kg), ±3% | 443 (201) |
| Number of stoppers, pcs. | 2 |
| Parameter name | GCU2-194R1 |
| Drill pipe nominal diameter | 7 5/8″/ 194 mm |
| Thread on the head, D | Buttress 7 5/8″ |
| Maximum working pressure, PSI (atm.), max. | 4702 (320) |
| Distance between outlets, h, max. | 15 3/4″/ 400 mm |
| Inner head diameter, d, min. | 6 3/4″/ 171 mm |
| Number of coupling lateral outlets, pcs. | 5 |
| Head height H, max. | 55 15/16″/ 1420 mm |
| Head length, L, max. | 40 5/8″/ 1025 mm |
| Head width, E | 30 5/16″/ 770 mm |
| Head weight, lbs (kg), ±3% | 573 (260) |
| Number of stoppers, pcs. | 4 |
| Parameter name | GCU2-219R1 |
| Drill pipe nominal diameter | 8 5/8″/ 219 mm |
| Thread on the head, D | Buttress 8 5/8″ |
| Maximum working pressure, PSI (atm.), max. | 4702 (320) |
| Distance between outlets, h, max. | 17 3/4″/ 450 mm |
| Inner head diameter, d, min. | 7 11/16″/ 195 mm |
| Number of coupling lateral outlets, pcs. | 5 |
| Head height H, max. | 57 7/8″/ 1470 mm |
| Head length, L, max. | 41 5/16″/ 1050 mm |
| Head width, E | 31 1/8″/ 790 mm |
| Head weight, lbs (kg), ±3% | 650 (295) |
| Number of stoppers, pcs. | 4 |
| Parameter name | GCU2-245R1 |
| Drill pipe nominal diameter | 9 5/8″/ 245 mm |
| Thread on the head, D | Buttress 9 5/8″ |
| Maximum working pressure, PSI (atm.), max. | 4702 (320) |
| Distance between outlets, h, max. | 17 3/4″/ 450 mm |
| Inner head diameter, d, min. | 8 3/4″/ 223 mm |
| Number of coupling lateral outlets, pcs. | 5 |
| Head height H, max. | 59 1/16″/ 1500 mm |
| Head length, L, max. | 42 1/8″/ 1070 mm |
| Head width, E | 31 7/8″/ 810 mm |
| Head weight, lbs (kg), ±3% | 752 (341) |
| Number of stoppers, pcs. | 4 |
| Parameter name | GCU2-273R1 |
| Drill pipe nominal diameter | 10 3/4″/ 273 mm |
| Thread on the head, D | Buttress 10 3/4″ |
| Maximum working pressure, PSI (atm.), max. | 3674 (250) |
| Distance between outlets, h, max. | 17 3/4″/ 450 mm |
| Inner head diameter, d, min. | 9 13/16″/ 249 mm |
| Number of coupling lateral outlets, pcs. | 5 |
| Head height H, max. | 59 13/16″/ 1520 mm |
| Head length, L, max. | 43 5/16″/ 1100 mm |
| Head width, E | 33 1/16″/ 840 mm |
| Head weight, lbs (kg), ±3% | 844 (383) |
| Number of stoppers, pcs. | 4 |
| Parameter name | GCU2-299R1 |
| Drill pipe nominal diameter | 11 3/4″/ 299 mm |
| Thread on the head, D | Buttress 11 3/4″ |
| Maximum working pressure, PSI (atm.), max. | 3674 (250) |
| Distance between outlets, h, max. | 17 3/4″/ 450 mm |
| Inner head diameter, d, min. | 10 3/4″/ 274 mm |
| Number of coupling lateral outlets, pcs. | 5 |
| Head height H, max. | 60 1/4″/ 1530 mm |
| Head length, L, max. | 45 1/2″/ 1155 mm |
| Head width, E | 34 1/16″/ 865 mm |
| Head weight, lbs (kg), ±3% | 904 (410) |
| Number of stoppers, pcs. | 4 |
| Parameter name | GCU2-324R1 |
| Drill pipe nominal diameter | 12 3/4″/ 324 mm |
| Thread on the head, D | Buttress 12 3/4″ |
| Maximum working pressure, PSI (atm.), max. | 1470 (100) |
| Distance between outlets, h, max. | 19 11/16″/ 500 mm |
| Inner head diameter, d, min. | 12 1/16″/ 307 mm |
| Number of coupling lateral outlets, pcs. | 5 |
| Head height H, max. | 63″/ 1600 mm |
| Head length, L, max. | 46 7/8″/ 1190 mm |
| Head width, E | 35″/ 890 mm |
| Head weight, lbs (kg), ±3% | 906 (411) |
| Number of stoppers, pcs. | 4 |
| Parameter name | GCU2-340R1 |
| Drill pipe nominal diameter | 13 3/8″/ 340 mm |
| Thread on the head, D | Buttress 13 3/8″ |
| Maximum working pressure, PSI (atm.), max. | 1470 (100) |
| Distance between outlets, h, max. | 19 11/16″/ 500 mm |
| Inner head diameter, d, min. | 12 11/16″/ 322 mm |
| Number of coupling lateral outlets, pcs. | 5 |
| Head height H, max. | 63″/ 1600 mm |
| Head length, L, max. | 47 1/4″/ 1200 mm |
| Head width, E | 35 5/8″/ 905 mm |
| Head weight, lbs (kg), ±3% | 937 (425) |
| Number of stoppers, pcs. | 4 |
| Parameter name | GCU2-426R1 |
| Drill pipe nominal diameter | 16 3/4″/ 426 mm |
| Thread on the head, D | Buttress 16 3/4″ |
| Maximum working pressure, PSI (atm.), max. | 735 (50) |
| Distance between outlets, h, max. | 19 11/16″/ 500 mm |
| Inner head diameter, d, min. | 16″/ 406 mm |
| Number of coupling lateral outlets, pcs. | 5 |
| Head height H, max. | 63 3/4″/ 1620 mm |
| Head length, L, max. | 50 3/4″/ 1290 mm |
| Head width, E | 39″/ 990 mm |
| Head weight, lbs (kg), ±3% | 1085 (492) |
| Number of stoppers, pcs. | 4 |
| Parameter name | GCU2-508R1 |
| Drill pipe nominal diameter | 20″/ 508 mm |
| Thread on the head, D | Buttress 20″ |
| Maximum working pressure, PSI (atm.), max. | 735 (50) |
| Distance between outlets, h, max. | 19 11/16″/ 500 mm |
| Inner head diameter, d, min. | 18 3/4″/ 476 mm |
| Number of coupling lateral outlets, pcs. | 5 |
| Head height H, max. | 64 15/16″/ 1650 mm |
| Head length, L, max. | 53 15/16″/ 1370 mm |
| Head width, E | 42 1/8″/ 1070 mm |
| Head weight, lbs (kg), ±3% | 1486 (674) |
| Number of stoppers, pcs. | 4 |
