Applications:
Water Supply and Distribution, Water Treatment, Desalination, Snowmaking, Waste Processing, Dewatering & Water Supply, Cryogenic, Steam Systems, Pharmaceuticals etc.
Feature:
1. A double seal design (bellows +fill)£¬ if the bellows failure, stem packing will prevent leakage.
2. There is no uid loss, reduce energy loss and improve plant safety equipment .
3. Long service life, reduce maintenance times and lower operating cost.
4. Rugged bellows seal design to ensure zero leakage valve stem and provide maintenance-condition .
5. The gas medium seat of PTFE soft sealing material to improve the sealing of the valve .
Specifcation£º
¡ñ Connection£ºFlange DIN2532/EN1092-2¡¢DIN2543-2545/EN1092-1¡¢ANSI B16.5 class150/300
¡ñ Applicable temperature£º100¡ãC ~230¡ãC(soft seat)400¡ãC(metal seat)
¡ñ PMA£º16/25/40 bar g
¡ñ Applicable size£º1/2"-12",DN15-DN300
¡ñ Body£ºDuctile iron,Cast steel,Stainless steel
¡ñ Disc£º2CR13¡¢F304¡¢F316
¡ñ Hinge pin£ºF304¡¢F316
¡ñ Bellows combination£ºF304¡¢F316L
¡ñ Bonnet£ºGS-C25¡¢CF8¡¢CF3
¡ñ Packing£ºFlexible graphite,PTFE
¡ñ Stem nut:ZQA19-4
¡ñ Hand wheel:carbon steel
¡ñ Gasket£ºExible graphite+stainless steel¡¢PTFE
¡ñ Stem£º2Cr13¡¢F304¡¢F316
