Válvula de Cierre de Línea
Las válvulas de línea para gases medicinales son limpiadas y probadas hidrostáticamente.
Estas válvulas para gases medicinales, de 3 piezas,
cumplen con las normas NFPA 99c, ISO 7396-2 y G-01
Descargas:
■ Valve shall be 3 piece ball-type full bore design, with a bronze/ brass
body, stainless steel ball, stem, bolts & nuts.
■ Seat shall be Teflon (RPTFE) and seals Viton.
■ Valves 1/2” to 2” shall have a minimum pressure rating of 4137 kpa
(600 psi) wog. Valves 3” to 4” shall have a minimum pressure rating
of 2758 kpa (400 psi) wog.
■ Valve shall require only a quarter turn from fully open position to a
fully closed position.
■ Extensions stubs shall be K type with a minimum of 150 mm long to allow brazing
without damaging the valve seat and seals due to heat transfer
■ Each valve shall be hydrostatically tested for leakages.
■ Each valve shall be washed and degreased for medical gas use.
■ Pipe stubs extensions shall be capped at both ends.
■ The valves shall be supplied in sealed plastic bags, marked with “Oxygen”
or “cleaned for oxygen use”, to prevent contamination prior
to installation.
■ Valves shall be Silbermann model SP150 or equivalent.
■ All valves shall comply with NFPA 99, ISO 7396-1 & G-01 standards.
