Manual control valve _ Mastery ventilation equipment factory (certified) _ National valve

 Regulating valve installation inspection before purchase regulating valve incoming inspection is a very important part to confirm the arrival of valve meets the design requirements. The technical requirements of each valve shall meet the design requirements manual control valve, but incoming inspection should focus on checking the following items in the content. 1, the body / trim specifications of this content include: valve type, valve type, nominal diameter, seat size spool form, flow characteristics, leakage levels, body material, valve material, Seat Material , CV value, standard flange sealing surface in the form of grades and sizes; 2, the actuator part of this content main implementing agency should check the model number, type, function form, spring range, gas pressure. 3. locator section of this mainly to check locator input, air pressure, electrical and gas source interface size and explosion-proof rating, explosion-proof rating of not less than the design level requirements. 4, annex carefully clean the control valve according to design requirements of the regulator valve accessories prices, such as filter regulator, limit switches, solenoid valves, hand wheel, special tools. 5, the valve body of the hydrostatic test pressure tests include leak test and pressure test valve when the valve is fully closed. Body type: Straight casting ball valve valve spool type: Non-balanced single-seat piston valve, nominal diameter: DN20 ~ 200 NPS 3/4 "~ 8", nominal pressure: PN16 ~ 100 CLASS 150LB ~ 600LB, Connection: Flange: FF, RF, MF, RTJ, welding: SW, BW, flange distance: meet IEC 60534 Bonnet forms: standard (-5 ℃ ~ 230 ℃), fin-type ( greater than -45 ℃ ~ 230 ℃ occasions), low lengthened (-196 ℃ ~ -45 ℃), bellows seal type, insulation jacketed packing: V-type PTFE packing, flexible graphite filler. Manual control valve _ Mastery ventilation equipment factory (certified) _ National valve provided by the Texas Mastery ventilation equipment. Texas Mastery Ventilation Equipment Co. (www.kttfsb.com) is a leader in Dezhou, fans, ventilation equipment, over the years, the company implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Mastery ventilation equipment factory in leadership with the staff warmly welcome all inquiries negotiations to create ventilation around the plant a better future.