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Pipe FittingsSight GlassAttractive Price Sight GlassDIN28120 Sight Glass
Lumistar Special Glass Technology Co., Ltd.
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Product DescriptionDIN 28120 Product PerformanceConnecting sizesPN 10DN 50 to DN 200ApplicationFor viewing of internals of pressure vessels, tanks, silos, stirredvessels, separators pipelines etc.Pressure10 bar-16 barTemperaturemax. 200°C with borosilicate glass DIN 7080higher temperatures on requestCombinationFor use with Lumistar spotlights in explosion proof and non-explosion proof areas. Matching threaded apertures are provided on the flange for fixing the spotlight.Certificates/testingDepending on customer requirements and at extra cost, can beprovided to DIN EN 10204 3.1/3.2Component materials shown in adjoining exploded view areItempartmaterial1base flange(welding flange )carbon steel S235JR+N(RSt 37-2),stainless steel or other2.1,2.2fastening boltscarbon steel 5.6/5 or stainless steel A23.1,3.2gasketsKLINGERSil C-4400; silicone,PTFE or other4sight glass disc-sodalime glass:toughened DlN 8902-borosilicate glass:toughened DlN 70805cover flangecarbon steelS235JR+N(RSt 37-2)stainless steel 1.4541 or other6vesel wallWeld-on sight glass fittings for the observation of the internals of pressure vessels, silos, gear-trains, separators, pipelines, etc. These sight glass units can be combined with light fittings for use in explosion hazardous areas and safe areas. The cover flanges can be drilled and tapped to take these light fittings.Sight glass fittings to DIN 28120 are circular flanged sets suitable for welding into or onto vessel walls, complete with relevant matching seals and sight glass disc set between the flange rings.Based upon these standard thicknesses, distortion free location of the sight glass is guaranteed provided of course that the welding flange has been correctly welded into or onto the vessel wall.They can be combined with Lumiglas light fittings for use in explosion hazardous areas and safe areas.Dimensions for Lumiglas sight glass fitting, circular, DIN 28120/PN 10/16 or similar DIN 28120size123456Nominal widthDN5080100125150200Pressure resistance (bar)PN10/1610/1610/1610/1610/1610viewing diameterd180100125150175225sight glass discd3100125150175200250s15/1515/2020/2520/2525/3030flangesD165200220250285340K125160180210240295d6181818182222h116/1620/2022/2225/2530/3035h2303030303636fastening boltsno.488888sizeM16M16M16M16M20M20Sealing gasketd180100125150175225d7102127152177202252Bolt torqueNm28/3220/2326/3032/3447/5463Lumistar Special Glass Technology Co., Ltd. is a professional enterprise that produces safety glass windows and water level gauge glass windows. Our products include DIN7080 safety glass sight glass,DIN7081 water level gauge glass, JIS B8286 pressure vessel sight glass, high-pressure resistant aluminum silicate glass, alkali resistant glass sight glass, alkali resistant water level gauge glass sight glass, sapphire glass sight glass, optical quartz glass, bullet proof glass, and explosion proof glass. We focus on the application of high-tech glass industry and can provide customers with pressure vessel sight glasses, pipeline sight glasses, and various matching explosion-proof spotlights that comply with DIN28120,DIN28121, ASME B16.5,JIS B standards.Our company has successively won honors such as National High tech Enterprise.Jiangsu Private Science and Technology Enterprise, and Jiangsu Innovative Small and Medium sized Enterprise. It has strong capabilities in the development and innovation of new product technologies. Lumistar's sight glass products are renowned in the industry for their quality and safety performance. Sharp eyed equipment manufacturing companies around the world have recognized one thing: Lumistar's sight glass from Nanjing, China are 100% risk-free ! The various types of glass we produce can withstand the harshest working conditions, whether it is high-temperature and high-pressure steam boilers or various strong acid and alkali chemical environments. Lumistar's glass can easily withstand high temperatures, pressures, and corrosionQ: Do you have a factory?A: Yes, we have a factory in Jiangsu. Welcome to visit our company and factory. We are a professional manufacturer and provide OEM/ODM services to customers. Q: Could I get some samples, and how?A: No problem, we provide free samples, and it is only needed for you to pay for the shipping charge. Q: Can the company customize the specifications we want? A: Our company can customize various safety glass sight glasses with high temperature resistance, high pressure resistance, chemical resistance, and excellent thermal shock resistance according to customer needs, and issue EN10204-3.1 or 3.2 factory quality certificates, or according to customer needs Invite certification agencies such as TUV to come and witness the test.Our company can also provide OEM and ODM brands for users, making it convenient for agents from various countries to set up their own glass brands. Q: Can you give me some discount?A: Usually the discount depends on the quantity. However we can discuss it. Q: How do you deliver the qoods?A:We can choose suitable sea freight, air freight, and international express delivery according to the customer's needs, andselect the most economical and fastest logistics delivery method based on the actual situation of the goods
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