... -DN200 3,Materials:ceramic 4,Certificates:ISO9001 Ceramic water level control valve Standards: 1,Material: lining ceramic/ body carbon steel + ... Bore Pattern8,Operated way: Handwheel, Gear, Pneumatic, Electric Actuator.Advantages:1, The parts contacting with the media are made ... 4, The lifetime is two to four times longer than that of Titanium alloy valve and Monel valve. Applicable Areas:power plant ...