Rectangular manway

P23-680 (600x800)

  • Mounting in the side wall or roof of the tank
  • Opening to the outside
  • Pressure up to 0.8 bar
  • Multi-point cover closure
  • Gasket mounted in the cover
  • Gasket material: EPDM, neoprene, silicone (also HT - high temperature), NBR, Viton and other
  • Custom version: ATEX (requires individual consultation)
  • Surface finish options: standard / polishing / electropolishing
  • Custom versions for cement and concrete tanks

Stainless steel rectangular manway Boyer P23-680

Series includes: P23-680, P23-810

Rectangular manway Boyer P23-680 and version P23-810, are very large and solid structures, which are mounted in the side wall or roof of stainless steel tanks. The manway is equipped with two hinges and a handle that make it easy and safe to open the cover. In addition, the hinges are designed to stabilize the cover in opened position, resulting in the ease of all day-to-day maintenance works.

 

Considering the considerable dimensions of the manway, the main area of application for it will be very large stainless steel tanks or silos in AISI 304L and AISI 316L grades. Tanks and silos of this kind are usually used in the food and animal feed industries, as well as in the processing of many agricultural products. Moreover, there is nothing to prevent the Boyer P23-680 (P23-810) rectangular manway from being installed in stainless steel tanks, which are used in many other applications requiring increased corrosion resistance. When selecting a manway for use in a specific environment, it is essential to remember to consider the properties of the materials and components used in its construction.

 

An important advantage of manways P23-680 and P23-810 are special versions, which are equipped with elements that facilitate embedding in cement or installation on a concrete base. Both of these solutions will undoubtedly be of interest to designers and builders of various types of engineering structures. Among them can be distinguished concrete tanks for water and other liquids, silos, hydrological structures and similar. Typically, in applications of this type, the rectangular manway acts as an inspection door, facilitating access to the interior of the tank, silo or chamber. However, it should be noted that special versions are not a construction product in the strict sense. Their use in construction is solely at the risk and responsibility of designers and builders.

 

The manway components are manufactured from stainless steels in AISI 304L and/or AISI 316L grades. It is possible to make a special version of the manway for use in potentially explosive areas - ATEX for non-electrical equipment.

Rectangular manway P23-680 - application

Rectangular manway Boyer P23-680 is installed in large tanks, silos and process equipment. The main areas of application for this manway model are:

  • agro-food processing industry,
  • industrial installations,
  • technical chambers,
  • engineering structures.

About Boyer products

Products of the French manufacturer Boyer guarantee the highest quality of construction and durability. Attention to every detail in the production process results in extremely high resistance, comfort of use and beautiful design of the manways.

They are excellent for applications where it is necessary to use a product that meets the highest standards. For this reason, Boyer brand manways are among the most popular in Europe.

Model A [mm] C [mm] E [mm] B [mm] D [mm] MAX [bar] Weight [kg]
P23-680 600x800 80 10 141 720 0.8 54.0
P23-810 800x1000 80 10 155 906 0.8 82.0

 

Technical parameters

Product seriesBoyer
SizeXL (longer manway side above 700 mm)
ShapeRectangular manways
TypePressure manway
Frame height (in mm)80 mm
Frame wall thickness (in mm)10.0 mm
Opening typeOutward
Mounting methodin the tank roof (top manways), in the tank side wall (side manways)
Pressure0.5 - 2.5 bar
Vacuum pressurenot applicable
PED certificateno
Steel gradeAISI 304/304L, AISI 316/316L
Gasket materialEPDM, NBR, Neoprene, Silicone, Silicone (high temperature - up to 250°C), Viton, Other
Handwheel materialINOX

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