Introduction to Geological Spiral Drill Pipe


Release time:

2019-01-16

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1.1, geological spiral drill pipe is based on the high torque performance of geological drill pipe, after re-processing on the spiral blade, to achieve deep hole drilling, efficient slag performance of the drill pipe, called geological spiral drill pipe. Also known as rib drill pipe, low guide vane drill pipe, spiral drill pipe, grooved drill pipe, etc. The name of the rib drill pipe is mostly used for the geological spiral drill pipe of the spiral blade flat welding type. 1.2. The welding forms of spiral blades are divided into: single spiral type, double spiral type, three-head or multi-head spiral type, single spiral type, double spiral type and three-head spiral type are most commonly used, and blade flat welding type and blade vertical welding type. 1.3, in the form of connection is divided into: thread connection

1.1, geological spiral drill pipe is based on the high torque performance of geological drill pipe, after re-processing on the spiral.Blades, drill pipes that achieve deep hole drilling and high-efficiency slag discharge performance are called geological spiral drill pipes. Also known as rib drillRod, low guide vane drill pipe, spiral drill pipe, grooved drill pipe, etc. The name of the rib drill pipe is mostly used for flat welding of spiral blades.type of geological spiral drill pipe.
1.2. The welding form of spiral blades is divided into: single spiral type, double spiral type, three or multiple spiralType, single spiral type, double spiral type, three-head spiral is the most commonly used, with blade flat welding type and blade vertical welding type.
1.3, in the form of connection is divided into: threaded connection type, square or hexagonal connection type. Threads are mainly divided into conesdegree thread with rectangular thread. Among them, the square connection is mainly hexagonal connection.
1.3.1. Commonly used quadrangular specifications are: F24, F26, F30, F32, etc.
1.3.2. Commonly used hexagonal specifications are: B34, B35, B41, B45, B55, etc. Among them, hexagonal specifications areTaper hexagonal: B41-B42.5, B48-B49, etc.
1.4, drill pipe length usually refers to the length without buckle, there are also some customers require the length with buckle, in.In the process of communication with customers, it is necessary to confirm whether the length of drill pipe includes buckle. Spiral blades are also called strip steel, and their materialThe quality is Q235,16 manganese, and the material of Q235 is not emphasized in the marketing process. In a spiral drill pipe, the inner pipeThe diameter plus the height of the spiral blades at both ends is the overall diameter of the spiral drill pipe.

Key words:

Spiral, drill pipe, blade, hexagonal, connection, thread, geology, length, commonly used


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