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bf220

bf220
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bf220

Product catalog summary
Application: The NORIS Sight Glass Fittings are designed for direct welding onto tanks, vessels, and silos to display the liquid surface.
Operating Conditions: These fittings can operate at a temperature of 243°C, suitable for saturated steam or hot water in direct contact, and can withstand a pressure of 16 bar.
Materials: The fittings are constructed from various materials:
  • Welding pad: WN 1.4571
  • Cover: WN 1.4571, RSt 37-2
  • Screws: A4-70, 8.8 vz
  • Glass: Borosilicate glass DIN 7081, reflex
  • Gaskets: Asbestos-free or other materials
Mounting Instructions: After welding, ensure the sealing area is flat; if not, re-machining is necessary. Before operation, verify the strength of the cutout reinforcement with the vessel wall according to TÜV leaflet B9 (AD Merkblatt B 9).
Ordering Example: For a Sight Glass Fitting Rectangular Bauform 220, specify the welding pad as WN 1.4571 and the cover as RSt 37-2, with dimensions 370 x 70 mm.
Dimensions: The fittings come in various lengths, with the complete length ranging from 170 mm to 930 mm. The sight length varies accordingly, and the number of screws ranges from 8 to 42, depending on the length. For lengths between 500 mm and 740 mm, there are 2 glasses, and for 930 mm, there are 3 glasses.
Contact Information: NORIS ARMATUREN Burkenstein GmbH & Co. KG, Puscherstrasse 3, D-90411 Nürnberg. Phone: +49 (0) 911 / 52 150 63, Fax: +49 (0) 911 / 52 24 40, Email: [email protected], Website: Noris-Armaturen.de
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Catalog excerpts

bf220-1

NORIS Sight Glass Fittings Rectangular to be welded directly to tank Bauform 220 Application: To show surface of a liquid, for insertion into attachments to tanks, vessels and silos. Operating conditions: Temperature : Pressure: 243° ( Saturated steam or hot water i n C direct contact ) 16 bar Option: are available on request Materials: Welding pad Cover Screws Glass Gaskets WN 1.4571 WN 1.4571 RSt 37-2 WN 1.4571 RSt 37-2 RSt 37-2 A4-70 8.8 vz 8.8 vz Borosilicate glass DIN 7081, reflex Asbestos free ( or other materials ) Mounting instruction: After welding please exanimate if sealing area is plane. Otherwise re-machining is necessary. Caution: Before putting the fitting into operation, the strength of the cutout reinforcement in combination with the vessel wall should be checked in accordance with TÜV leaflet B9 ( AD Merkblatt B 9 ) Example for an order: Sight Glass Fitting Rectangular Bauform 220 Welding pad WN 1.4571; Cover RSt 37-2 370 x 70 mm Dimensions: Complete length* 170 220 250 310 370 500 620 740 930 Sight length 120 170 200 260 320 Number of screws 8 * By length 500 to 740mm there are 10 12 2 glasses 14 / 16 570 690 880 50 Sight interrupted 450 50 50 2 x 50 24 28 32 42 by length 930mm there are 3 glasses E220 03/09 Modification reserved NORIS ARMATUREN Burkenstein GmbH & Co. KG Puscherstrasse 3 D-90411 Nürnberg Telefon: +49 (0) 911 / 52 150 63 Telefax: +49 (0) 911 / 52 24 40 Internet: Noris-Armaturen.de E-Mail: [email protected]

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.