Description
Applications
- Suitable for corrosive, contaminated, highly viscous or hot pressure media
- Chemical process industry
- Petrochemical industry
- High process pressures
Special Features
- Flanged process connection per EN/ASME (NPS) ½”, ¾”, 1″ or DN 15, 20, 25
- Design with internal diaphragm and diaphragm bed, upper and lower housing threaded
- Wide variety of special materials
Description
Pressure rating
class 150 … 1500
Suitable pressure ranges
0 … 15 psi to 0 … 3,625 psi
Upper housing (instrument connection)
Material stainless steel 316 L, ½ NPT
Diaphragm
Material stainless steel 316 L, welded with upper housing
Effective diameter of diaphragm Mb = 2.1″
Sealing ring
FPM (Viton®) max. 392 °F
Lower housing (process connection)
Material stainless steel 316 L
Flanges DN 15, 20, 25 following EN 1092-1, sealing face form B1 or NPS ½”, ¾”, 1″ per ASME B 16.5, RF 125 … 250 AA
Fastening parts
Retainer flange, hexagonal bolts and nuts:
galvanised steel max. 392 °F
Optional extras
Upper housing (instrument connection)
- Stainless steel 316TI, 321, titanium
- Capillary extension (welded with upper housing)
- Cooling tower for directly mounted gauge when fluid temperature > 212 °F
Diaphragm
- Stainless steel 316TI, 316, 904L, 321
- Hastelloy B3, C276, Monel 400, Nickel, lnconel 600,
- lncoloy 825, tantalum, titanium, zirconium (upper housing titanium)
- Silver foil max. 300 °F
- PTFE foil max. 500 °F ≤ 1500 psi
- PFA coating max. 500 °F
- ECTFE (Halar®) coating max. 300 °F
Selected documents
