Gate Valve – OS&Y & NRS Type (FM & UL)
KBL is India’s first and only valve manufacturer to achieve the Certificate of Compliance from Factory Mutual for its fire service water control valves, which cover Outside Screw & Yoke and Non – Rising Stem Gate Valves (Metal Seated). Kirloskar NRS and OS&Y type FM Approved Gate valves are tested as per IS: 14846 standards.
Applications:
- Fire service water control valves
Features:
- Metal to metal seating for longer service life
- Accurate interchangeability of components
- Accurate parallelism between side flanges
- Perfect machining and press fitting of body and wedge rings
- Excellent finish on spindle threads, resulting in low friction and smooth operation of valves
- Leak-tightness
- Pressure (Kg/Cm^2) Minimum: (OS & Y) SERIES 21F/ NRS Series 21 E – Body – 35.15; Seat – 17.57