API 7K Ubwoko bwa DD Hejuru ya toni 100-750
Icyitegererezo cya DD centre yamashanyarazi hamwe nigitugu cya kare irakwiriye mugutunganya igituba, cola cola, umuyoboro wa dring, case na tubing. Umutwaro uri hagati ya toni 150 toni 350. Ingano iri hagati ya 2 3/8 kugeza 5 1/2 muri. Ibicuruzwa byateguwe kandi bikozwe hakurikijwe ibisabwa muri API Spec 8C Ibisobanuro byo gucukura no kuzamura ibikoresho.
Ibipimo bya tekiniki
| Icyitegererezo | Ingano (in) | Ikigereranyo cyagenwe (Toni ngufi) | ||
| DP | Urubanza | Tubing | ||
| DD-150 | 2 3 / 8-5 1/2 | 4 1 / 2-5 1/2 | 2 3 / 8-4 1/2 | 150 |
| DD-250 | 2 3 / 8-5 1/2 | 4 1 / 2-5 1/2 | 2 3 / 8-4 1/2 | 250 |
| DD-350 | 2 7 / 8-5 1/2 | 4 1 / 2-5 1/2 | 2 3 / 8-4 1/2 | 350 |
Ibicuruzwa bifitanye isano
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