Valvuleria industrial Plane & circular sight glass DIN 28120 Carbon Steel • AISI-316L • Temperate glasses • General industry applications. • Chemical, Pharmaceuticals, Petrochemical, Paper, Fedding, Etc. • For looking the internal part of tanks, cisterns, pipes, etc. • Appropriate type to couple lights and clean-glasses. Specificacions Shape and dimensions acc. to PN 10/16 DIN 28120. Nominal diameter: DN-50 to DN-200. Nominal pressure: PN 6, PN 10, PN 16. Temperatures down to 400 °C, depending on quality type of glass and joints. Standard On demand Base flange, weld AISI 316L Carbon Steel Superior flange AISI 304 Carbon Steel Superior flange Inferior flange Glass Klingerit SIL C4430 without asbestos Klingerit SIL C4430 without asbestos PTFE (200°C) Viton, Silicone (200°C) Borosilicate DIN-7080 Sodium Lime DIN-8902 Borosilicate DIN-9385 (max.400°C) • Temperature are indicative, based on the fluid, pressure, glass thickness and joints quality. Flange, base & plug D K hi h2 The torque tighten correspond to Klingerit joint. The screws must tighten gradual & uniformly. The tighten order are indicated with numbers. Technical sheet A4. 08 • October 2010 Characteristics and dimensions without obligation. Abastecimientos Industrials de Valvuleria, S.L. Albert Einstein, 58, Nau 18, Pol. Ind. Almeda I • 08940 Cornelia de Llobregat, Barcelona Tel. + 34 93 377 06 16 • Fax + 34 93 377 05 00 • e-mail: [email protected] • www.abv.es