CU套管補(bǔ)芯
我公司的套管補(bǔ)芯有CU, CUL, CB等等。套管補(bǔ)芯可以卡持尺寸23/8到 30inch O.D.. CU & CUL型套管補(bǔ)芯是實(shí)心襯套，CB型是對(duì)開襯套。它們是根據(jù)API規(guī)范7K設(shè)計(jì)和制造的。
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技術(shù)參數(shù)
| Rotary table size | Model | Tubulars OD（in） | |||||||
| 23/8-85/8 | 95/8-103/4 | 113/4-133/8 | 16 | 185/8-20 | 24 | 26 | 30 | ||
| 171/2-201/2 | CU | Bushing 3102+insert bowl 1809 | Bushing 3102+ insert bowl 1902 | Bushing 3102 | — | — | — | — | — |
| 271/2 | CUL | Bushing 3103+ insert bowl 3105+1809 | Bushing 3103+ insert bowl 3105+1902 | Bushing 3103+ insert bowl 3105 | Bushing 3103+ insert bowl 3104 | Bushing 3103 | — | — | — |
| 271/2 | CB | Bushing 6695+ insert bowl 6126A+6115 | Bushing 6695+ insert bowl 6126A+6114 | Bushing 6695+ insert bowl 6126A | Bushing 6695+ insert bowl 6127 | Bushing 6695 | — | — | — |
| 371/2 | Bushing (185/8-20in)+ insert bowl 6126A+6115 | Bushing (185/8-20in)+ insert bowl 6126A+6114 | Bushing (185/8-20in)+ insert bowl 6126A | Bushing (185/8-20in)+ insert bowl 6127 | Bushing (185/8-20in) | Bushing 11253 | Bushing 16454 | Bushing 11763 | |
| Note ： size 185/8-20in including CB10187、CB10188、CB10189、CB11553. | |||||||||
