Wafer Butterfly Tilting Disc Non Return Swing Check Valve (H77)

Wafer Butterfly Tilting Disc Check ValveModel NO.: H77H/Y-C, H77X, H77WΔ Simple and compact structure. Δ Light weight Δ Smooth on&off Δ Easy assembly and maintenanceΔ Reliable sealing performance.Δ Zero leakage tightness with 20000 times on&off service lifeΔ Minimized resistance with streamline structureΔ Offset structure disc has small torque. The short closing distanace of the disc leads to quick close and non-slam quite effect.Technical standards:1) Design and manufacture: API 6D2) Face-to-face: ANSI B16.103) Flange end: ANSI B16.54) Inspection and test: API 598  Medium applicableWater, Oil, Medium containing acid or alkaliMain materialCAST IRON, ASTM A216 WCB, WCC, WC6, SS304, SS316, CF8, ETC.Temperature applicable≤250ºCNominal PressurePN10~PN40(CL150~CL300)Nominal DiameterDN80-DN1000Face to Face LengthANSI B16.10, API594,BS5155, ISO5752, DIN3352 etc.Wafer End Check Valve Gouup Show /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1