Refrigeration TechnologyRefrigeration Technology0023-124X2782-4241Eco-Vector10085610.17816/RF100856Research ArticleThe results of the practical application of the portable plasma welding machine "Multiplaz-2500"ErmishinYu. M.info@eco-vector.com1501200493138391602202216022022Copyright © 2022, Ermishin Y.M.2022<p>Numerous publications about the apparatus "Multiplaz-2500", which until now appeared in various publications, were of a popular scientific nature.</p>welding of galvanized pipelinesplasma torchwelding technologyсварка оцинкованных трубопроводовплазматронсварочные технологии