Model B Flange Sight Glass
Description:
The Model B Flange unit with threaded lens retainer cap mounts on standard ANSI B16.5 (2" to 24") flange accommodations. Units can be manufactured to meet your pressure and temperature requirements, and different materials of construction are available to meet your process needs. Applications requiring DIN standards or non-ANSI flanges are available upon request.
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Materials of Construction:
- Flange: 316 or 304 Stainless Steel SA-182; Carbon Steel SA-105
- Retainer Caps: 316 or 304 Stainless Steel SA-351; Carbon Steel SA-519
- Compression Ring: 304 Stainless Steel SA-351; Carbon Steel SA-519
- Lens: Two-Piece Laminated Tempered Soda Lime (Standard); Tempered or Annealed Borosilicate; Quartz; Lexan; Acrylic; Mica Shields
- Lens Cushion Gaskets: Teflon®; Grafoil®; Gylon®; Blue-Gard®; etc.
- Lens Packing: Combination Teflon® Impregnated and Viton® (Standard); Graphite; FDA Teflon®; etc.
- Compression Screws: 18-8 Stainless Steel; Carbon Steel SA-193
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.
* FM Approval Excludes 600psi models