GOST 31246-2004 Industrial cleanliness. Hydromechanical method of cleaning from contaminations the pipelines in gas and fluid systems of machines and mechanisms
GOST 17216-2001 Industrial cleanliness. Grades of liquids purity
GOST 19277-1973 Seamless steel tubes for oil and fuel lines. Specifications
GOST 23.204-1978 Products wear resistance assurance. A method of asessment of the surface wearing ability in friction
GOST 31246-2004 history
2004GOST 31246-2004 Industrial cleanliness. Hydromechanical method of cleaning from contaminations the pipelines in gas and fluid systems of machines and mechanisms