pipe couplings Russia

...Repair kit for pipelines with all accessories for mounting the sleeve and repairing the pipe. The sleeve fitting is manufactured of solid-woven reinforced fiberglass, made in a unique way, which gives a number of advantages compared to standard fittings: fire resistance, high pressure, corrosion resistance, from 30 years of operation. Scope of fitting application - pipelines, including non...

...Centrifugal pumps have well-known advantages such as uniform pumping without surges, the ability to create high pressures at low pump rate in multi-stage designs, long service life and others. However, operation of centrifugal pumps requires building positive pressure (pressure boosting) upstream of the inlet suction pipe for the following reasons: to fill the pump body with the pumped fluid in...