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Kh9M steel pipe for the oil refining industry

โœ Scribed by V. N. Pupelis


Publisher
Springer
Year
1971
Tongue
English
Weight
191 KB
Volume
7
Category
Article
ISSN
0009-2355

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Pipe threaded joint for the oil & gas in
๐Ÿ“‚ Article ๐Ÿ“… 2004 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 366 KB

The purpose of this invention is to provide an improve threaded pipe joint for the oil and gas industry. This is achieved by the contact between pin and coupling on the bottom diameter of the pin thread and the peak diameter of the coupling thread. The thread has an asymmetric trapezoidal shape. The