The diaphragm valve with anti-corrosion coating 22h6p DU-300, sold at an affordable price in our company, is a shut-off valve with a minimum response time. According to the manufacturer's website, the device is designed: "for quick disconnection of the pipeline or part of it in case of an emergency or according to technological requirements." At the moment of closing the valve, a spring is triggered, the construction of which is carried out by means of a pneumatic or electric drive.
Technical parameters of the model:
Pressure: 6 bar;
connection: flanged according to GOST 12815-80 (isp.3, row 2);
working medium: raw water, sulfuric acid up to 8%, hydrochloric acid up to 12%, slightly aggressive NaOH solutions up to 20%;
Weight: 378 kg;
Nominal diameter: 300 mm;
Material of execution: cast iron;
Maximum temperature: 60 p .