Haina Poto Drill Kara Hangahanga
Whakaahuatanga:
Ko te kara puihi poto he mea hanga ki te rino koranu kaha teitei i muri i te maimoatanga wera.Ko te mahi miihini me te miro hononga e tutuki ana i nga whakaritenga paerewa API.Ka whakamahia te nuinga mo nga taputapu motuhake e hono ana ki etahi taputapu keri ranei.
Ko a maatau Karai Drill Poto e whakarato ana i te maataki e tino hiahiatia ana ki te huinga aho drill me te awhina ki te karo i te arai pohehe o te poka poka.Ko tana rahi kiato ka taea e ia te kawe i te taipana teitei ake me te whakanui i te tere o te kuhu.Ka tae mai me te taha o waho he maamaa, he hikoi ranei, he pai ki te whakaiti i te piri rereke.Ko te mutunga mai, ko te Kara Drill Poto ka whakarite kia noho maeneene nga mahi keri me te kore e haukotia, na reira ka piki ake te pai o te mahi keri.
![kara poroporo poto 2](http://www.pwceco.com/uploads/short-drill-collar-2.png)
![kara drill poto4](http://www.pwceco.com/uploads/short-drill-collar41.jpg)
Whakatakotoranga Hangarau:
OD mm(i roto) | hono | ID(mm) | m |
105(4-1/8) | NC31 | 50 | 1.5 / 2 / 2.5 / 3 / 3.5 |
121 (4-3/4) | NC35 | 50 | |
127(5) | NC38 | 57 | |
159(6-1/4) | NC46 | 71.4 | |
165(6-1/2) | NC46 | 71.4 | |
178(7) | NC50 | 71.4 | |
203(8) | 6 5/8 FEG | 71.4 | |
229(9) | NC61 | 71.4 |
![drill-collars-500x500.jpg.](http://www.pwceco.com/uploads/drill-collars-500x500.jpg..png)
Whakatakotoranga | OD (mm) | Karu Wai (mm) | Miro API | L (mm) |
ZTD105 | 105 | 50.8 | NC31 | Whakaritenga |
ZTD127 | 127 | 57.2 | NC38 | |
ZTD168 | 168 | 71.4 | NC50 | |
ZTD203 | 203 | 71.4 | 6 5/8 REG |