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120m Stable Mechanical Drilling Kelly Bar Interlocking

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Address: 1903, Building 3, No. 10 Yard, Ronghua South Road, Beijing Economic and Technological Development Zone

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Beijing Jietaihongli Technology Co., Ltd.

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120m Stable Mechanical Drilling Kelly Bar Interlocking

Country/Region	china
City & Province	beijing beijing

Product Details

Specification

No.	Diammeter of The First Section	Sections			Key Pressure Type	Length of per section(m)	Drill depth	Torque(KN.M)
1	¢299	3			Interlocking	9-12	24-45	100 -120
2	¢342	3	4		Interlocking	9 - 12	24-45	100 -120
3	¢355	3	4		Interlocking	9 - 14	24 - 56	100-120
4	¢368	3	4		Interlocking	9 - 14	24 - 56	150-180
5	¢377	3	4		Interlocking	9 - 14	24 - 56	150-180
6	¢394	3	4		Interlocking	9 - 15	24 - 58	180-200
7	¢406	3	4		Interlocking	9 - 15	24 - 58	180-200
8	¢419	3	4		Interlocking	9 - 15	24 - 58	200-230
9	¢440(445)	3	4		Interlocking	9 - 15	24 – 58	220-260
10	¢470 (482)	3	4		Interlocking	9 - 16	24 – 60	220-260
11	¢508	3	4		Interlocking	9 – 18	24 – 68	260-360
12	¢530 (540)	3	4	5	Interlocking	9 – 20	32 – 92	320-400
13	¢580 (575)	3	4	5	Interlocking	9 – 20	32 – 92	360-420
14	¢630	3	4	5	Interlocking	9 - 22	32 - 102	400-500

Kelly bar is the key part of a drilling machine, and its quality directly affects the performance of the whole machine. Based on the rich manufacturing experience and by absorbing the advanced technology both at home and abroad,

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