GOST 30245 2003 steel square pipe assortment. Scope of profile pipes. Permissible deviations of the values of steel profile products. Method for the production of square steel pipes.
Metal pipes for heating. Resistance to internal pressure and thermal load. Characteristics of metals. Installation methods. Recommendations for their installation.
Polypropylene pipes, properties of a unique material. Technical and operational parameters, recommendations for use. Rating of manufacturers of pipes from PP and assortment.
What determines the rating of the best heating radiators for an apartment and a private house. Description of characteristics that affect the demand for popular models.
Pipe for a borehole pump. Types of water-lifting pipes by material: plastic, steel, polypropylene and others. Types of pumps for wells. Stages of installation of wells.