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api 5dp double walled drill pipe
Selling leads
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... drilling tool system mainly includes a double-wall drill rod. In addition to the through-the-hole DTH hammer used to realize the impact effect, a ...
2025-08-01 00:10:52
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...lost stratum, reduce the consumption of drilling fluid, protect the reservoir stratum, and save the cost of other consumable tools. In addition, ...
2025-08-01 00:10:52
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Double Wall Drilling Pipe Reverse Circulation RC Drill Rod For Geological Research Product Description 1. Steel grade: E75R780G105 S135 2. Specificati...
2025-08-01 00:10:52
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... in formations prone to collapse to protect the hole wall 2. It is especially suitable for drilling large diameter holes, such as gas drainage ...
2025-08-01 00:10:52
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...Double Wall Drill Pipe S135 Steel Grade Product Description 1. Steel grade: E75 R780 G105 S135 2. Specification: 42-140mm 3. Thread: For Vermeer, ...
2025-01-02 16:10:03
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...Double Wall Drill Pipe Product Description 1. Steel grade: E75 R780 G105 S135 stainless steel 2. Specification: 42-140mm 3. Thread: For Vermeer, ...
2025-08-01 00:10:52
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...Pipes Double Wall Steel Drilling Pipe Product Description In order to realize the reverse circulation drilling process of the through-the-hole DTH ...
2025-08-01 00:10:52
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...Drill Rod / Double Wall RC Pipe For Reverse Cireulation Drilling Product Description 1. Steel grade: E75 R780 G105 S135 2. Specification: 42-140mm ...
2025-08-01 00:10:52
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...pressure air and liquid are injected into the pipe through the mixer. Because the density of the mixed liquid is lower than that of the flushing ...
2025-08-01 00:10:52
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6m reverse circulation (RC) drill pipe for reverse circulation drilling Product Description This series of reverse circulation pipes can increase the ...
2025-08-01 00:10:52
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