This standard applies to devices for shutting off pipelines and pipes when performing scheduled and/or emergency work at main pipeline facilities for transporting oil and petroleum products, namely:
——devices for shutting off pipes;
——devices for installing and removing sealing plugs of plungers;
——in-line elastic pneumatic seals;
——devices for shutting off the internal cavity of a pipeline with disposable sealing shells
GOST R 59827-2021 history
2021GOST R 59827-2021 Trunk pipeline transport of oil and oil products. Devices for blocking of pipelines and branch pipes. General specifications