Drill Kara-Slick and Spiral Downhole Pipe
Ko te kara o te puia he mea hanga mai i te AISI 4145H, ka oti ranei te hurihuri i te rino koranu hanganga, ka tukatukahia kia rite ki te paerewa API SPEC 7.
I roto i nga mahi katoa o te hanga kara, ka kitea nga raraunga whakamatautau o nga whakamatautau mahi o ia taonga, mai i te waahi mahi, te maimoatanga wera ki te hono miro me etahi atu mahi whakangao.
Ko te kitenga o nga kara Drill he rite ki te paerewa API.
Ko nga miro katoa ka tukuna he phosphatization, he maimoatanga whakakikorua parahi ranei kia nui ake ai te aukati i te waikura me te karo i te ahua o te whakapiri miro taputapu.
Ka taea e ta taatau kamupene te whakahaere i nga riipene me nga awaawa ararewa i runga i te kara drill kia rite ki nga hiahia a te kaiwhakamahi.
Tawhā Hangarau:
Drill kara tauira miro | OD | ID | Te roa mm | ||
mm | in | mm | in | ||
NC23-31 | 79.4 | 3-1/8 | 31.8 | 1-1/4 | 9150 |
NC26-35 | 88.9 | 3-1/2 | 38.1 | 1 1/2 | 9150 |
NC31-41(2-7/8IF) | 104.8 | 4-1/8 | 50.8 | 2 | 9150 |
NC35-47 | 120.7 | 4-3/4 | 50.8 | 2 | 9150 |
NC38-50(3-1/2IF) | 127.0 | 5 | 57.2 | 2-1/4 | 9150 |
NC44-60 | 152.4 | 6 | 57.2 | 2-1/4 | 9150/9450 |
NC44-60 | 152.4 | 6 | 71.4 | 2-13/16 | 9150/9450 |
NC44-62 | 158.8 | 6-1/4 | 57.2 | 2-1/4 | 9150/9450 |
NC46-62(4IF) | 158.8 | 6-1/4 | 71.4 | 2-13/16 | 9150/9450 |
NC46-65(4IF) | 165.1 | 6-1/2 | 57.2 | 2-1/4 | 9150/9450 |
NC46-65(4IF) | 165.1 | 6-1/2 | 71.4 | 2-13/16 | 9150/9450 |
NC46-67(4IF) | 171.4 | 6-3/4 | 57.2 | 2-1/4 | 9150/9450 |
NC50-67(4-1/2IF) | 171.4 | 6-3/4 | 71.4 | 2-13/16 | 9150/9450 |
NC50-70(4-1/2IF) | 177.8 | 7 | 57.2 | 2-1/4 | 9150/9450 |
NC50-70(4-1/2IF) | 177.8 | 7 | 71.4 | 2-13/16 | 9150/9450 |
NC50-72(4-1/2IF) | 184.2 | 7-1/4 | 71.4 | 2-13/16 | 9150/9450 |
NC56-77 | 196.8 | 7-3/4 | 71.4 | 2-13/16 | 9150/9450 |
NC56-80 | 203.2 | 8 | 71.4 | 2-13/16 | 9150/9450 |
6-5/8REG | 209.6 | 8-1/4 | 71.4 | 2-13/16 | 9150/9450 |
NC61-90 | 228.6 | 9 | 71.4 | 2-13/16 | 9150/9450 |
7-5/8REG | 241.3 | 9-1/2 | 76.2 | 3 | 9150/9450 |
NC70-97 | 247.6 | 9-3/4 | 76.2 | 3 | 9150/9450 |
NC70-100 | 254.0 | 10 | 76.2 | 3 | 9150/9450 |
8-5/8REG | 279.4 | 11 | 76.2 | 3 | 9140/9450 |