D183 - High pressure packed type cylinder valve with non-return valve

High pressure, packed type cylinder valve for corrosive and toxic gases with non-return valve – D183

High pressure & high flow bulk valve - 2-piece Stem design - spring loaded gland packing - soft seat

Key advantages

2-piece sturdy stem design.
Non-rotating, thread less lower spindle
No particle shedding threading in gas wetted valve cavity.
Self-adjusting, spring-loaded V-ring gland packing
Metal to metal sealing by a nickel ring
Left hand threaded counter nut to secure sealing mechanism even under excessive torque.
O-ring fitted into gland nut guarantee a secondary sealing and exclude humidity.
Soft seat offers low operating torque and is captivated to avoid extrusion and blockage of the valve.

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Specifications

Connections	According (inter-)national standards and customer’s specifications
Working pressure	200 bar
Nominal flow rate	CV = 1.1
Temperature range	-20 to +65 °c
Body material	Stainless steel 1.4471 (AISI 316Ti), 1.4435 (AISI 316L)
Leak rate	<1.10-5 m bar L/s
Seat orifice size	12 Mm
Marking	π (according to TPED), manufacturing date, 3 stars, valve part number, valve inlet, valve outlet

Dimensional drawings

Downloadable catalogs, brochures