Double Wall DTH Drill Pipe 102/41mm Diameter 4" Remet Water Well Drilling
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... drill pipes (called inner pipe and outer pipe). The inner and outer pipes form an annulus, which is a channel for pumping the flushing medium to the bottom of the hole during hydraulic rock drilling and center sampling drilling. The central hole of the...
Langfang Baiwei Drill Co., Ltd.
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High Strength DTH Drill Pipe , Water Well Drill Pipe 4.0-19mm Wall Thickness
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...DTH Drill Pipe For Hard Rock Drilling Equipment Alloy Steel Material Product specifications: DTH drill pipes specifications Outer diameter Thread Wall thickness mm Length mm mm inch 76 3 API 2 3/8 REG API 2 7/8 REG API 3 1/2 REG API 4 1/2 REG API 2 3/8 IF API 2 7/8 IF API 3 1/2 IF API 4 1/2 IF BECO 3 1/2" 4.0 6.3 1000-6000 89 3 1/2 4.0 6.3 8.8 1000-6000 102......
Changsha Chaojingang machinery manufacturing CO., Ltd
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Heavy Duty DTH Drill Pipe For Hard Rock Drilling Equipment Alloy Steel Material
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...API 2 7/8 IF API 3 1/2 IF API 4 1/2 IF BECO 3 1/2" 4.0 6.3 1000-6000 89 3 1/2 4.0 6.3 8.8 1000-6000 102 4 6.3 8.8 4000-6000 114 4 1/2 6.3 12.5 4000-9000 127 5 6.3 12.5 19 4000-9000 133 5 1/4 6.3 12.5 19 4000-......
Changsha Sollroc Engineering Equipments Co., Ltd
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DTH Drill Pipe 89mm x 3m x 2 3/8" API Reg for DTH Hammer Water Well Drilling
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DTH Drill Pipe 89mm x 3m x 2 3/8" API Reg for DTH Hammer Water Well Drilling DTH Drill Rods specifications Diameter Length Connection Thread Wall Thickness mm inch mm Foot mm inch 60 2 3/8 1,000~4,500 3 3/8 ~ 14 3/4 T42×10×2 5~8 13/64~5/16 76 3 1,000~4,500 3 3/8 ~ 14 3/4 2 3/8” API REG 5~8 13/64~5/16 89 3 1/2 1,000~7,620 3 3/8 ~ 25 2 3/8” API REG/IF 5~12 13/64~15/32 102......
ROSCHEN GROUP
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Double Wall Drill Pipes Reverse Circulation Drill Pipe For Re542 Re543 Re545 Re547 RC Reverse Circulation DTH Hammer
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...double drill pipe or Dual Wall drill pipe. It consists of two layers of inner and outer drill pipes (called inner pipe and outer pipe). The inner and outer pipes constitute an annular gap, which is a channel for pumping the flushing medium to the bottom of...
KSQ Technologies (Beijing) Co. Ltd
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Industrial DTH Drilling Hammer RC Reverse Circulation For Rock Powders Sampling
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...DTH Drilling Hammer for Rock Powders Sampling Description Reverse circulation drilling is also known as central sampling or double wall drilling. This type of drilling typically uses a double wall drill pipe. Reverse Circulation RC DTH Drilling Hammers are specialized designed for reverse circulation drilling. The drilling force is high wind pressure gas, which enters the Reverse Circulation RC DTH Drilling...
Glorytek Industry (Beijing) Co., Ltd.
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Integrated DTH Drilling Equipment Depth 28m Hydraulic Mining Drilling Rig Machine Crawler Drilling Rig
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S75 is an All-In-One hydraulic DTH drilling rig, which equipped double cycloid motors can output massive torque and reduce possiblility of pipe-stuck situation. And the rotation rate can be continously adjusted according to differet rock formations. The ......
Quzhou Sanrock Heavy Industry Machinery Co., Ltd.
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Diesel Hydraulic Track Mounted Reverse Circulation RC Drilling Rig Machine
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...Drilling Rig Machine The reverse circulation drilling or RC drilling is a drilling method that uses a double-walled drill pipe, which consists of an outer drill pipe and an inner pipe. These hollow inner tubes allow cuttings to flow continuously and steadily back to the ground. Specification 1 Geology drilled All kinds 2 Drilling Type RC&DTH 3 Drill......
Beijing Jincheng Mining Technology Co., Ltd.
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