Our Pressure Sanitary Manhole Cover is designed for hygienic processing tanks operating under pressure. Featuring a mirror-polished interior, heavy-duty handwheels, and a sight glass option, it delivers a leak-proof seal and easy access for inspection, cleaning, and maintenance.
|
Feature |
Specification |
|
Material |
SS304 / SS316L |
|
Gasket Material |
EPDM, Silicone, FKM (Viton) |
|
Surface Finish |
Inner Ra ≤ 0.4μm–0.8μm, Outer Satin or Mirror Polish |
|
Pressure Rating |
Up to 0.2 MPa – 0.5 MPa (customizable based on diameter) |
|
Size Range |
200mm – 600mm (8" to 24") |
|
Accessory |
Integrated Sight Glass with protective cover |
In food, beverage, and pharmaceutical production, tanks need regular inspection, cleaning, and maintenance. Traditional access covers can be time-consuming to open and difficult to reseal after repeated use.
This Pressure Sanitary Manhole Cover is designed with a practical opening structure and secure locking system, allowing operators to access the tank interior quickly while maintaining reliable sealing after closure.
Frequent tank access can create hygiene challenges if the sealing area is difficult to clean or prone to residue buildup.
The smooth stainless steel surface and sanitary gasket design reduce product retention around the contact area, helping maintain cleaner tank conditions during repeated processing cycles.
Operators often need to check liquid level, material condition, or internal processing status without stopping production or opening the vessel.
The optional integrated sight glass provides direct visual observation, reducing unnecessary tank access and helping improve operation efficiency.
Manhole covers are opened and closed repeatedly during equipment operation. Poorly designed structures can lead to difficult handling and frequent gasket replacement.
The reinforced hinge system and ergonomic handwheel design make operation smoother, while the replaceable sealing components simplify routine maintenance and reduce downtime.
Food & Beverage: Dairy processing, juice storage, syrup mixing.
Brewing & Distillation: Fermentation tanks, mash tuns, and bright beer tanks.
Pharmaceuticals & Biotech: Storage and reaction vessels requiring strict CIP/SIP compliance.
Cosmetics & Fine Chemicals: Sanitary storage and processing units.
Never Open Under Pressure: Always depressurize the vessel completely before loosening handwheels.
Check Seal Compatibility: Ensure the selected gasket material (EPDM, Silicone, FKM) matches your process medium and operating temperature.
A: Yes, material test certificates (MTC EN 10204 3.1) are available upon request for full traceability.
A: Absolutely. We offer custom dimensions, pressure limits, and connection types to match your exact tank designs.
Address
Building 1, No. 505, Binhai Erdao, Xinghai Subdistrict, Longwan District, Wenzhou City, Zhejiang Province, China.
