YCPT-A Mechanical Stage Cementing Collar
Product Description
YCPT-A mechanical stage cementing collar designed with inner-closing structure, in which the circulation ports are opened with free-fall or pumping-down opening plug . The closing plug drivers the closing sleeve to shut the circulation ports.
Product Parameter
Specifications,mm(in) | φ139.7(5-1/2") | φ177.8(7") | φ244.5(9-5/8") |
Max O.D., mm | φ170 | φ>208 | φ283 |
Drill-out l.D., mm | φ122 | φ>155 | φ220 |
Overall Length, mm | 1082 | 1182 | 1222 |
Rated Load, t | 140 | 170 | 210 |
Sealing Capacity, mpa | 25 | 25 | 25 |
Opening Pressure, mpa | 7 | 7 | 7 |
Closing Pressure,mpa | 5 | 5 | 5 |
Lower Sliding Sleeve l.D., mm | φ85 | φ115 | φ176 |
Upper Sliding Sleeve l.D., mm | φ95 | φ125 | φ197 |
YCPT-B Hydraulic Stage Cementing Collar
Product Description
YCPT-B hydraulic stage cementing collar is an internal closing structure, which
opens the circulation hole through the pressure difference of the liquid, and the
closing plug drives the closing sleeve to go down to close the circulation hole.
Product Parameter
Specifications, mm (in.) | φ139.7(5-1/2") | φ177.8(7") | φ244.5(9-5/8") |
Max O.D., mm | φ170 | φ208 | φ283 |
Drill-out I.D., mm | φ122 | φ155 | φ220 |
Overall Length, mm | 1082 | 1182 | 1222 |
Rated Load, t | 1400 | 1700 | 2100 |
Sealing Capacity, mpa | >35 | >35 | >35 |
Opening Pressure, mpa | 13 | 13 | 13 |
Closing Pressure,mpa | 5 | 5 | 5 |
Lower Sliding Sleeve l.D., mm | φ85 | φ115 | φ176 |
Upper Sliding Sleeve l.D.,mm | φ95 | φ125 | φ197 |
