API 7K Nau'in DU Drill Pipe Slip Drill String Aiki
Akwai nau'ikan nau'ikan DU iri uku na Drill Pipe Slips: DU, DUL da SDU. Suna da babban kewayon sarrafawa da nauyi mai sauƙi. A ciki, SDU slips suna da manyan wuraren tuntuɓar a kan taper da ƙarfin juriya mafi girma. An tsara su kuma ƙera su bisa ga ƙayyadaddun ƙayyadaddun API Spec 7K don hakowa da kayan aikin rijiyar.
Ma'aunin Fasaha
Yanayin | Girman Jikin Slip(a) | |||||
4 1/2 | 5 1/2 | 7 | ||||
DP OD | DP OD | DP OD | ||||
in | mm | in | mm | in | mm | |
DU | 2 3/8 | 60.3 | 3 1/2 | 88.9 | 4 1/2 | 114.3 |
27/8 | 73 | 4 | 101.6 | 5 | 127 | |
3 1/2 | 88.9 | 4 1/2 | 114.3 | 5 1/2 | 139.7 | |
4 | 101.6 | 5 | 127 | 6 5/8 | 168.3 | |
4 1/2 | 114.3 | 5 1/2 | 139.7 | 7 | 177.8 | |
DUL | 2 3/8 | 60.3 | 3 1/2 | 88.9 | 4 1/2 | 114.3 |
27/8 | 73 | 4 | 101.6 | 5 | 127 | |
3 1/2 | 88.9 | 4 1/2 | 114.3 | 5 1/2 | 139.7 | |
4 | 101.6 | 5 | 127 | 6 5/8 | 168.3 | |
4 1/2 | 114.3 | 5 1/2 | 139.7 | 7 | 177.8 | |
SDU | 3 1/2 | 88.9 | 4 1/2 | 114.3 | ||
4 | 101.6 | 5 | 127 | |||
4 1/2 | 114.3 | 5 1/2 | 139.7 | |||
5 | 127 | 6 5/8 | 168.3 | |||
5 1/2 | 139.7 | 7 | 177.8 |
Ku rubuta sakonku anan ku aiko mana