The Model I Slip-On units have the same operating and safety characteristics as the standard Model I Flange. It can easily be adapted to deeply recessed or unusually sized sight glass connections. Applications requiring DIN standards or non-ANSI flanges are available upon request.
Materials of Construction:
Flange: 316 or 304 Stainless Steel SA-240; Carbon Steel PVQ
Insert: 316 or 304 Stainless Steel SA-351; Carbon Steel SA-519; Hastelloy; Alloy 20; Titanium; Monel; etc.
This sight glass has been certified as maintaining a Quality Assurance System in accordance with the Pressure Equipment Directive 97/23/EC (PED) Annex I, Paragraph 4.3 by the Certification Body 0036 of the TÜV Industrie Service GmbH.