The sanitary outward pressure full sight manway manhole is designed to provide secure access and visual inspection for pressurized tanks and vessels used in hygienic processing systems. Its outward-opening structure ensures safe operation under pressure while allowing convenient inspection, cleaning, and maintenance.
Equipped with a full sight glass window, the manway allows operators to visually monitor the internal condition of tanks and vessels without opening the cover, improving operational safety and process efficiency.
Manufactured from high-quality stainless steel (SS304 or SS316L), this manway provides excellent corrosion resistance, durable construction, and smooth hygienic surfaces, ensuring reliable performance while maintaining strict sanitary standards required in food, beverage, dairy, pharmaceutical, and biotechnology processing environments.
Product Name
DN300 Sanitary Stainless Steel Outward Round Pressure Full Sight Manway Manhole
Material
Contact parts: AISI304 / AISI316L
Other parts: AISI304
Pressure
Standard pressure: 1–3 bar
Maximum pressure: up to 8 bar
Welding Size
Dia 300 – 600 mm
(Custom sizes available)
Height
Standard 100 mm (customizable)
Wall Thickness of Neck
Standard 3 mm (customizable)
Wall Thickness of Cover
Standard 8 mm / 10 mm (customizable)
Gasket Material
Silicone, EPDM, NBR, PTFE
Glass Type
Tempered Glass
Borosilicate Glass
Type
With Sight Glass or Without Sight Glass
Internal Surface Finish
Ra 0.8 μm – 0.4 μm
External Surface Finish
Mirror Polished / Matte / Sandblasted
Handle Type
Plastic Handle or Stainless Steel Handle
Applications
Food Processing Tanks
Beverage Production Vessels
Dairy Processing Systems
Pharmaceutical Manufacturing Tanks
Biotechnology Processing Equipment
Fermentation and Brewing Tanks
Hygienic Storage Tanks
