seal diaphragm process wetted materials - abb ltd ½”,2”,3” or din dn40, dn50, dn80...
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Off Line Threaded Seal with ¼”, ½”, ¾”, 1”& 1 ½” NPT female connection.
Food and Hygiene Seal with DIN11851, Triclamp, Cherry Burrel & Aseptic connections.
Principal applications: Food, beverage and pharmaceutical
Wafer Seal with ANSI 1 ½”,2”,3” or DIN DN40, DN50, DN80 connection.
Principal applications: Chemical processing
Chemical Tee remote seal.
Flush & Extended Diaphragm DIN DN50, DN80, DN100 with PN16, PN40, PN63 & PN100 flange.
Flush Diaphragm ANSI Ring Joint 1 ½”,2”,3” with 150lb, 300lb, 600lb, 900lb, 1500lb & 2500lb flange.
Mini Flanged Seal ANSI RF ½”, 1”, 1 ½” with 150lb & 300lb flange. DIN DN25 & DN 40 with PN16/40 flange.
Flush & Extended Diaphragm ANSI RF 2”, 3”, 4” with 150lb, 300lb, 600lb, 900lb & 1500lb flange.
Seal Diaphragm Process Wetted Materials
Material Principal resistance uses
316L stainless steel Food processing, corrosive media and warm chloride environments
Superduplex stainless steel
Paper & pulp, petrochemicals, saltwater and desalination
Hastelloy C276 Corrosive media, especially resistant to pitting and crevice corrosion
Hastelloy C2000 Corrosive chemicals such as sulphuric, hydrochloric and hydrofluoric acids
Inconel 625 Excellent corrosion resistance for seawater applications
Tantalum (diaphragm only) Most commercial combinations of acids and caustics and is as resistant as glass
316L stainless steel gold plated
Transmitter diaphragm protection from hydrogen penetration
Teflon anti-stick & anti-corrosion coating
Corrosive media and prevention of diaphragm fouling for liquids with solids
Diaflex anti-abrasion coating Sand particles in crude oil production, pulp & paper defibration and abrasive chemical processes
Remote fill fluid Application
Silicone oil DC200 General purpose -25˚C – +100˚C
Silicone oil AN 140 High temperature 75˚C – + 300˚C
Silicone Polymer-Syltherm XLT Low temperature 0˚C – -100˚C
Vegetable oil Neobee M-20 Food hygiene (FDA approved)
Galden Inert in high O2 atmospheres
Halocarbon 4.2 Inert in high O2 atmospheres