What are the reasons for the drill pipe breaking during construction?

Classification:

Company News

Release time:

2021-05-20

【Summary Description】 Several reasons for the broken drill pipe, Weida drill pipe to introduce:

钻杆

shijiazhuang weitar prospecting machinery co., ltd. is a professionaldrill pipeThe manufacturers, the following to give you a few reasons:

1Material and Processing

（12) Material of drill pipe. Nowadays, the market for drilling materials is relatively chaotic, and dishonest merchants are shoddy. The vast majority of users only consider low prices, but do not have the ability to distinguish the quality of pipes and purchase them indiscriminately. Many users spent high prices, bought sub-material pipes, and said plausibly how good their things are.

（2) Processing quality. Mainly connecting thread processing standards, processing buckle type, processing quality, processing accuracy and so on.

（3) Heat treatment process.For example:Quenched and hardened.

2Supporting

drill pipeAnd should choose a manufacturer to take over the matching, to ensure that the standard is unified, to achieve the best matching. Many users are Zhang San drill pipe Li si took over.

3On-site use

（1) During the relocation process, you should handle it with care and do not throw it around.

（22) During the process of removing the screw thread, do not use the sledgehammer to strike hard.

（31) If the wear is found to be out of tolerance, it shall be replaced immediately.

（44) The drill pipe has a service life. If it exceeds the service life, it should be replaced as a whole.

（52) Avoid mixing the scrapped drill pipe with the new drill pipe.

（62) Avoid mixed use of drill pipes of different standards.

4Drilling Technology

（12) Reasonable gradation of drill bit and drilling tools, reasonable clearance of outer ring, proper drag reducing agent, lubrication of mud, and reduction of rotation resistance of drilling tools.

（2) To prevent the drilling from overshooting and bending of the drilling tool, resulting indrill pipeBroken.

（3) Reasonable drilling process parameters, too high bit pressure and too high speed will easily cause the drill pipe to break.

（42) In case of complex stratum, rope core drilling shall be adopted and corresponding control measures shall be taken, otherwise drill pipe breakage accidents will occur continuously.

（52) Avoid strong upsetting and twisting during operation.

The above points, hope to be able to help you, like to pay more attention to it! Our company has already opened tremolo, WeChat public account and so on to let everyone know our company in all aspects.

Key words:

weilida drill