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Sleeve pressure head "B" of Ø of 20 mm of GOST (10 atm)
The main destination of a product is a movement of liquid, for example, waters, oil or gasoline, gas and some types of loose building materials, under a certain pressure. Sleeves pressure head are effectively used in the national economy. Depending on technical characteristics and parameters are subdivided into classes. Classification of a product is made on the basis of such indicators: Internal diameter; The Most admissible pressure; Use Conditions. At the choice of goods it is necessary to consider the purposes in which it will be used further as the class of a product depends on its main destination. Sleeves pressure head subdivide into the following classes: Class B. Products of this class are used for transportation of gasoline, kerosene, and also other types of fuel liquids; Sleeves of a class B are applied to movement of technical water; Products of a class P are made of not toxic materials harmless to human health therefore their application is admissible in food branch for transportation of such liquids as milk, drinking water, beer, alcohol, wine, etc. ; Solutions of inorganic acids and alkalis of no more than 20% transport by means of class KShch sleeves; Sleeves pressure head a class Sh are applied during the work with abrasive materials, fine - grained and powder nonmetallic substances.
