Round manway

P42-021 (DN590)

  • Mounting in the roof of the concrete/cement tank
  • Pressure up to 0.1 bar
  • Frame suitable for concrete/cement mounting
  • Removable cover
  • Gasket mounted in the cover
  • Gasket material: EPDM, neoprene, silicone (also HT - high temperature), NBR, Viton and other
  • Custom version: ATEX (requires individual consultation)
  • Available diameters: DN590

Stainless steel round manway Boyer series P42-021

Series includes: P42-021, P42-021/70

Round manway Boyer P42-021 is designed specifically for installation in cement/concrete tanks. The manway frame allows concrete to be poured around it and connect therefore to the tank wall. The manway cover is equipped with two handles for easy cover removal and four clamps located around the edge.

 

Manway components are manufactured from stainless steels in grades AISI 304L and/or AISI 316L. They are successfully used in food, cosmetics, biotechnology and related industries.

Round manways P42-021 - application

Round manway P42-021 is installed in various types of non-pressure concrete/cement tanks and other types of structures made of this material. The main areas of application of this manway model are:

  • food production industry,
  • vegetable and fruit processing,
  • concrete/cement tanks for different purposes.

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 (DN) [mm] C [mm] E [mm] B [mm] D [mm] Handwheels MAX [bar] Weight [kg]
P42-021 590 70 3 123 727 5 0.1 10.0
P42-021/70 590 70 3 123 727 5 0.1 11.0

 

Technical parameters

Product seriesBoyer
ShapeRound manways
TypeNon-pressure manway
Frame height (in mm)70 mm
Frame wall thickness (in mm)3.0 mm
Opening typeOutward
SizeDN300 - DN500
Mounting methodin the tank roof (top manways)
Pressurebelow 0.5 bar
Vacuum pressurenot applicable
PED certificateno
Steel gradeAISI 304/304L, AISI 316/316L, Other
Gasket materialEPDM, NBR, Neoprene, Silicone, Silicone (high temperature - up to 250°C), Viton, Other
Handwheel materialINOX, Other

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