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φ279 Double-wall drill collar
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φ279 Double-wall drill collar

The 279/152 double-wall drill collar has a single length of 4.5 meters and a single weight of 1550 kg. It is connected with the centralizer to provide the weight for the impactor. The minimum weight for the 241 impactor is 6T. Combined with the weight of the centralizer, it is recommended to configure at least 4 A double-wall drill collar.
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The 279/152 double-wall drill collar has a single length of 4.5 meters and a single weight of 1550 kg. It is connected with the centralizer to provide the weight for the impactor. The minimum weight for the 241 impactor is 6T. Combined with the weight of the centralizer, it is recommended to configure at least 4 A double-wall drill collar.

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800 Zhongshan West Road, Shijiazhuang, Hebei Province

Manager Cui: 13722783453

Manager Yang: 13582175373

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Category brief summary: 新闻资讯
MULTI-FUNCTIONAL SURVEY SAMPLING DRILL RIG
MULTI-FUNCTIONAL SURVEY SAMPLING DRILL RIG
2020-09-23
MULTI-FUNCTIONAL SURVEY SAMPLING DRILL RIG
Multi-function survey sampling drill rig is a special drilling rig developed according to the construction requirements of soil and groundwater survey sampling drilling, and is a highly integrated and automatic drilling rig specially applied in soil survey and sampling industry.
See more information
Multi-function survey sampling drill rig is a special drilling rig developed according to the construction requirements of soil and groundwater survey sampling drilling, and is a highly integrated and automatic drilling rig specially applied in soil survey and sampling industry.
Established in 1975, Hebei Shitan Machinery Manufacturing Co., Ltd
Established in 1975, Hebei Shitan Machinery Manufacturing Co., Ltd
2019-10-12
Established in 1975, Hebei Shitan Machinery Manufacturing Co., Ltd
Established in 1975, Hebei Shitan Machinery Manufacturing Co., Ltd is subordinated to Hebei Geology and Mineral Industries Department. As the designated production enterprise, Hebei Shitan Machinery Manufacturing Co., Ltd specialized in manufacturing drilling equipment and auxiliary tools. It is a member of China Mining Association,
See more information
Established in 1975, Hebei Shitan Machinery Manufacturing Co., Ltd is subordinated to Hebei Geology and Mineral Industries Department. As the designated production enterprise, Hebei Shitan Machinery Manufacturing Co., Ltd specialized in manufacturing drilling equipment and auxiliary tools. It is a member of China Mining Association,

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