Содержание
Слайд 3Steel pipes are divided by class:
Pipe for water and gas (водогазопроводные)
Electrically: welded;
Steel pipes are divided by class:
Pipe for water and gas (водогазопроводные)
Electrically: welded;
![Steel pipes are divided by class: Pipe for water and gas (водогазопроводные)](/_ipx/f_webp&q_80&fit_contain&s_1440x1080/imagesDir/jpg/992440/slide-2.jpg)
spiral; for oil and gas pipelines
profile: square, rectangular, oval
seamless
profile: square, rectangular, oval
seamless
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Блокада Ленинграда