Vibao vya Usalama vya API 7K kwa Uendeshaji wa Kamba ya Uchimbaji
Nguzo za Usalama ni zana za kushughulikia bomba la pamoja la kuvuta na kuchimba kola. Kuna aina tatu za vibano vya usalama: Aina ya WA-T, Aina ya WA-C na Mbunge wa Aina.
Vigezo vya Kiufundi
Mfano | bomba OD(katika) | Nambari yaViungo vya mnyororo | Mfano | bomba OD(katika) | Nambari yaViungo vya mnyororo |
WAT | 1 1/8-2 | 4 | Mbunge-S | 2 7/8-4 1/8 | 7 |
4-5 | 8 | ||||
Mbunge-R | 4 1/2-5 5/8 | 7 | |||
2 1/8-3 1/4 | 5 | 5 1/2-7 | 8 | ||
6 3/4-8 1/4 | 9 | ||||
3 1/2-4 1/2 | 6 | 9 1/4-10 1/2 | 10 | ||
MPM | 10 1/2-11 1/2 | 11 | |||
WA-C | 3 1/2-4 5/8 | 7 | 11 1/2-12 1/2 | 12 | |
4 1/2-5 5/8 | 8 | 12 1/2-13 1/2 | 13 | ||
5 1/2-6 5/8 | 9 | 13 5/8-14 3/4 | 14 | ||
6 1/2-7 5/8 | 10 | 14 3/4-15 7/8 | 15 | ||
7 1/2-8 5/8 | 11 | MPL | 15 7/8-17 | 16 | |
8 1/2-9 5/8 | 12 | 17-18 1/2 | 17 | ||
9 1/2-10 5/8 | 13 | 18 1/8-19 3/8 | 18 | ||
10 1/2-11 5/8 | 14 | Mbunge-XL | 19 3/8-20 3/8 | 19 | |
111/2-125/8 | 15 | 20 3/8-21 1/2 | 20 | ||
12 1/2-13 5/8 | 16 | 21-22 5/8 | 21 | ||
13 1/2-14 5/8 | 17 | 225/8-23 3/4 | 22 | ||
233/4-24 7/8 | 23 | ||||
14 1/2-15 5/8 | 18 | 24 7/8-26 | 24 | ||
26-27 1/8 | 25 | ||||
29 3/8-30 1/2 | 28 | ||||
35-36 1/8 | 33 |
Andika ujumbe wako hapa na ututumie