Sanitary Manhole Covers
Pressure Round Manhole Cover
Pressure rated round covers for vessels above atmospheric.
View specifications →Sanitary Manhole Covers
Round Manhole For Tank
The standard round access cover: simplest to seal, easiest to replace and the first thing to specify with a new vessel.
Overview
What This Pump Does
Round manhole covers give access into process and storage tanks for inspection, manual cleaning and maintenance. The circular form is the simplest to seal, which is why it is the default on flat and dished tank heads.
Covers are made in stainless steel to match the vessel, with the gasket specified for the product and the cleaning chemistry rather than supplied as a generic part.
| Cover type | Round manhole cover |
|---|---|
| Material | Stainless steel matched to the vessel |
| Pressure duty | Atmospheric, with pressure rated versions available separately |
| Gasket | Selected for product and cleaning chemistry |
| Sizing | Confirmed against the tank opening and ring |
Key Benefits
What To Look At On A Round Cover
Simple Reliable Seal
A circular gasket loads evenly, which is why round covers seal more reliably than complex shapes.
Matched To The Vessel
Stainless construction and internal finish matched to the tank the cover is fitted to.
Replaceable Gasket
A weeping cover is normally a gasket change rather than a new cover.
Fits New Or Existing Tanks
Supplied with a new vessel or made to fit an existing opening and ring.
Application Scenarios
Where It Is Installed
Routine Inspection
Opening a vessel to inspect internal surfaces and the spray device.
Manual Cleaning
Access for manual cleaning where a CIP cycle cannot reach.
Maintenance Access
Removing or refitting internals such as agitator components.
Who It Is For
- Tank fabricators
- Breweries dairies and food plants
- Pharmaceutical and chemical producers
- Maintenance teams replacing worn covers
Problems It Solves
The cover leaks after cleaning
Gasket material chosen against the cleaning chemistry and temperature is what stops repeat leaks.
The replacement does not fit
Ordering against measured opening dimensions and a photograph avoids a cover that will not seat.
Finish does not match the vessel
Internal finish matched to the tank keeps cleaning behaviour consistent.
Technical Features
How It Is Built
- Round access cover for process and storage tanks
- Stainless steel construction
- Gasket selected for product and cleaning chemistry
- Supplied with new vessels or as a replacement
- Internal finish matched to the tank
- Sized against the opening and ring
Specifications
Technical Data
Sizes are confirmed against the tank opening. Send the opening dimensions and a photograph of the existing ring.
| Cover type | Round manhole cover |
|---|---|
| Material | Stainless steel matched to the vessel |
| Pressure duty | Atmospheric, with pressure rated versions available separately |
| Gasket | Selected for product and cleaning chemistry |
| Sizing | Confirmed against the tank opening and ring |
Materials And Process
What Goes Into Every Unit
Materials
- Stainless steel cover and ring
- Gasket material selected for the duty
- Polished internal surface
Manufacturing And Assembly
- Cover forming and machining
- Ring preparation
- Polishing
- Fit check before dispatch
Quality Control
- Dimensional check against the opening
- Seal fit verified
- Documentation with the order
Customization Options
- Opening size and ring arrangement
- Gasket material
- Handle and hinge arrangement
- Internal finish to match the vessel
Compared With Other Options
| Oval manhole cover | An oval cover gives better reach through a narrow shell. A round cover is simpler to seal. |
|---|---|
| Pressure round manhole cover | If the vessel works above atmospheric pressure, the pressure rated version is required rather than this one. |
Use Guide
Replacing A Tank Manhole Cover
Measure The Opening
Record the opening diameter, the ring dimensions and the gasket groove.
Photograph The Existing Cover
A photograph of the cover and its closure arrangement avoids most ordering errors.
State The Duty
Atmospheric or pressure, and the cleaning chemistry and temperature the gasket will see.
Fit And Check
Seat the gasket evenly, close in sequence, then check for weeping after the first cleaning cycle.
Answers
Round Manhole For Tank FAQ
Can you supply a cover for an existing tank?
Yes. Send the opening dimensions and a photograph of the current cover and ring.
What material are the covers?
Stainless steel, matched to the vessel material.
Is the gasket included?
Yes, with the material chosen for the product and the cleaning chemistry.
Is this cover pressure rated?
This is the standard round cover. For vessels working above atmospheric pressure, use the pressure rated round manhole.
Can you supply the spray ball with it?
Yes, spray devices are commonly specified with the manhole.
Related Equipment
Related Equipment From The Same Line
The rest of the manhole cover range and the tank fittings around it.
Sanitary Manhole Covers
Oval Manhole Cover
Oval covers for access through a narrow tank shell.
View specifications →
Sanitary Manhole Covers
Rectangular Manhole Cover
Rectangular covers for the largest tank access opening.
View specifications →
Sanitary Valves And Fittings
Spray Ball
Fixed spray balls SK-PL001 and SK-PL002 for tank cleaning.
View specifications →Keep Reading
Industries Guides And Solutions
Need Round Manhole For Tank Sized For Your Duty Point
Send the opening dimensions and a photograph of the existing cover and we will quote the replacement.