Pipe ea ho Epa Lefika

Tlhaloso e Khutšoanyane:

DTH drill rod/peipi ea ho phunya khatello e phahameng bakeng sa ho chekoa, ho cheka seliba sa metsi, ho rafa

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Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Liphaephe tse chekang tse sebelisoang lits'ebetsong tse kang DTH/DTHR/ DR ha e le hantle li entsoe ka phala ea tšepe e nang le phini ntlheng e 'ngoe le lebokose ka lehlakoreng le leng.Mosebetsi oa phala ea ho phunya ke ho fetisa torque e potolohang le ho sututsa ho tloha hloohong ea borokho ho isa ho lithulusi tsa ho cheka mekoting.

Ho latela ts'ebeliso e fapaneng, li-diameter tse fapaneng tsa li-tubes tsa ho cheka lia hlokahala, ha e le hantle, lihamore tse nyane tsa DTH li hloka li-tubes tse nyane tsa DTH, ka tsela e fapaneng.Hangata re fana ka 50mm, 60mm, 76mm, 89mm, 95mm, 102mm, 114mm, 127mm, 140mm, 159mm.

Hangata likhoele ke likhokahano tse tloaelehileng tsa API, joalo ka khoele ea 2 3/8″ API REG, 3 1/2″ API REG khoele kapa khoele ea API IF, joalo-joalo.
Ho ea ka kopo ea bareki, ho tloha ho 1000mm ho isa ho 6000mm bolelele ba pipe e fumaneha.

Boholo		Boima ba lebitso Lb/ft	Mofuta o baloang oa boima		Botenya ba lebota
ho.	mm	Boima ba lebitso Lb/ft	lb/ft	kg/m	ho.	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 1/2	88.9	9.5	8.81	13.12	0.254	6.45
3 1/2	88.9	13.3	12.31	18.34	0.368	9.35
3 1/2	88.9	15.5	14.63	21.79	0.449	11.4
3 1/2	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
5 1/2	139.7	21.90	19.81	29.51	0.361	9.17
5 1/2	139.7	24.70	22.54	33.57	0.415	10.54