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API 7-1 4145Hmod na Non-mag Integral Blade Stabilisateur
Integral Blade Stabilisers ikorwa kuva 4145H ibyuma bivangwa nicyuma cyangwa kwibagirwa, kuzimya no guhindurwa kugeza 285-341 Gukomera kwa Brinell;
Stabilisateur ni ngufi ntoya ifite ibyuma bifatanye hejuru yinyuma.Mugutanga inkunga kuri BHA (Inteko ya Bottom Hole) ahantu runaka barashobora gukoreshwa mugucunga inzira y'iriba.Icyuma gishobora kuba kigororotse cyangwa kizunguruka mu buryo.Icyuma cya spiral kirashobora gutanga 360 ° guhuza na borehore.
Icyumba 703 Inyubako B, Centre ya Greenland, Hi-tekinoroji yiterambere rya Xi'an, Ubushinwa
86-13609153141
