Guturika Umuyoboro

Ibisobanuro bigufi:

DTH drill rod / drine umuyoboro mwinshi wo gucukura amabuye, gucukura neza amazi, ubucukuzi

Ubutumwa Imeri

Ibicuruzwa birambuye

Ibicuruzwa

Umuyoboro wa dring ni umuyoboro ukomeye wibyuma bikoreshwa mugucukura.Ukurikije uburyo bwo gucukura nintego yo gucukura, imiyoboro ije mubyimbye n'uburebure butandukanye, hamwe n'uburebure busanzwe ni metero 3-10.Imiyoboro y'imyitozo ihujwe hamwe umwe umwe uko imyitozo igenda itera imbere muburiri.Hamwe na hamwe, imiyoboro ikora umugozi wimyitozo, ishobora kwaguka ibirometero byinshi munsi yubutaka.

Buri muyoboro wimyitozo ugizwe nibice bitatu byahujwe hamwe, igice cyo hagati nibice bibiri byanyuma.Igice cyanyuma kirimo igitsina gabo (“pin”) cyangwa urudodo rwumugore (“agasanduku”), rwemerera guhuza imiyoboro ibiri yimyitozo.Umugozi wose wimyitozo ukorerwa imitwaro myinshi cyane mugihe cyo gucukura, kandi urudodo burigihe nigice cyingenzi muri buri muyoboro.Niba kubwimpamvu iyo ari yo yose urudodo rwumugabo numugore rudahuye neza murirwo, urudodo rushobora gucika kandi uzatakaza umurongo wawe wose wimyitozo.

Ingano		Nominal mass Lb / ft	Ubwoko bw'uburemere		Ubunini bw'urukuta
in.	mm	Nominal mass Lb / ft	lb / ft	kg / m	in.	mm
2 3/8	60.3	6.65	6.26	9.32	0.28	7.11
2 7/8	73	10.4	9.72	14.48	0.362	9.19
3/2	88.9	9.5	8.81	13.12	0.254	6.45
3/2	88.9	13.3	12.31	18.34	0.368	9.35
3/2	88.9	15.5	14.63	21.79	0.449	11.4
3/2	88.9	15.5	14.63	21.79	0.449	11.4
4	101.6	14	12.93	19.26	0.33	8.38
4 1/2	114.3	13.75	12.24	18.23	0.271	6.88
4 1/2	114.3	16.6	14.98	22.31	0.337	8.56
4 1/2	114.3	20	18.69	27.84	0.43	10.92
5	127	16.25	14.87	22.15	0.296	7.52
5	127	19.5	17.93	26.71	0.362	9.19
5	127	19.5	17.93	26.71	0.362	9.19
5	127	25.6	24.03	35.79	0.5	12.7
5	127	25.6	24.03	35.79	0.5	12.7
1/2	139.7	21.90	19.81	29.51	0.361	9.17
1/2	139.7	24.70	22.54	33.57	0.415	10.54