Dual plate check valve 371 series

flange-mountfor waterPTFE

The 371 series are vulcanized gaskets and have hoisting eyes from DN200 to 600. They also have a short length and anti-corrosion stainless steel spring. It has a weak head loss and PTFE bushing. The vertical position with ascendant fluid or horizontal position with respect to the flow direction indicated by the arrow. It is between flanges ISO PN10 to 16 or ISO PN 25. It has anti-corrosion epoxy painting RAL003 that has 50-100 microns thickness for the body of 370 and 371 types. SPECIFICATIONS ; • - Ail positions thanks to the stainless Steel spnng • - Respect the flow direction indicated by an arrow on the body • - F langes R.F. PN10/16 up to DN150. PN16 from DN200 to DN300. PN10 over • - With Steel stramer basket and 6 mm mesh ( Ref. 363 ) • - Weak head loss thanks to the cylindncal internai designing • - Anti-corrosion epoxy internai and extemal pamtmg blue color RAL 5017.100 p thickness • - Bronze bushing to avoid blocking of the dise • - Drilled boss on request for bypass or to check the thickness • - Disc designed for a better hydrodynamism • - Silent solution • - Minimum back pressure for tightness : 0.2 bars USE: • - Water distnbution • - Min Température Ts 10°C • - Max Température Ts :♦ 120°C • - Max Pressure Ps : 16 bars up to DN300.10 bars over RANGE • - Flanged PN1Q/16 from DN50 to DN 150. PN16 from DN 200 to DN 300 and PN10 for DN350 to 600 Ref. 366 • - Flanged PN1Q/16 from DN50 to DN 150 and PN16 from DN 200 to DN 300 with Steel stramer basket Rof. 363