This standard applies to prefabricated pipelines and prefabricated hoses with a nominal diameter of up to 200 mm and a nominal pressure of up to 10 MPa, intended for temporary transportation through them of working media listed in Appendix A, and used at main pipeline facilities for the transportation of oil and petroleum products
GOST R 59826-2021 history
2021GOST R 59826-2021 Trunk pipeline transport of oil and oil products. Assembly pipelines and flat pipes. General specifications