BE1029509B1 - Perforated protection system - Google Patents

Perforated protection system

Info

Publication number
BE1029509B1
BE1029509B1 BE20210043A BE202100043A BE1029509B1 BE 1029509 B1 BE1029509 B1 BE 1029509B1 BE 20210043 A BE20210043 A BE 20210043A BE 202100043 A BE202100043 A BE 202100043A BE 1029509 B1 BE1029509 B1 BE 1029509B1
Authority
BE
Belgium
Prior art keywords
protection system
openings
perforated protection
separated
distance
Prior art date
Application number
BE20210043A
Other languages
French (fr)
Other versions
BE1029509A1 (en
BE1029509A9 (en
Inventor
Jean-François Mahy
Original Assignee
Metal Quartz Sa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Metal Quartz Sa filed Critical Metal Quartz Sa
Priority to BE20210043A priority Critical patent/BE1029509A9/en
Priority to EP22020287.3A priority patent/EP4105350B1/en
Publication of BE1029509A1 publication Critical patent/BE1029509A1/en
Publication of BE1029509B1 publication Critical patent/BE1029509B1/en
Application granted granted Critical
Publication of BE1029509A9 publication Critical patent/BE1029509A9/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/01—Grilles fixed to walls, doors, or windows; Grilles moving with doors or windows; Walls formed as grilles, e.g. claustra
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/01—Grilles fixed to walls, doors, or windows; Grilles moving with doors or windows; Walls formed as grilles, e.g. claustra
    • E06B2009/015—Mounting details

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Arc Welding In General (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)

Abstract

Système de protection ajouré pour une ouverture dans une paroi ou mur, ce système comprenant une tôle en acier (1) avec une épaisseur (El) de 6 à 20mm, étant percée d'ouvertures (10) de diamètre équivalent compris entre 3 et 25 cm, lesdites ouvertures (10) étant distantes des bords (1A,1B,1C,1D) d'une distance (D10) d'au moins 2 cm et distantes entre elles d'une distance (D11) d'au moins 4 cm, ladite tôle en acier (1) étant réalisée en acier présentant une dureté Brinell de 400 à 650 HBD, une teneur en carbone comprise entre 0,21 et 0,40 % en poids, une teneur en carbone équivalent CEV comprise entre 0,28 et 0,42%, une teneur en impuretés P + S inférieure à 0,05%.Perforated protection system for an opening in a wall or wall, this system comprising a steel sheet (1) with a thickness (El) of 6 to 20 mm, being pierced with openings (10) of equivalent diameter between 3 and 25 cm, said openings (10) being separated from the edges (1A, 1B, 1C, 1D) by a distance (D10) of at least 2 cm and separated from each other by a distance (D11) of at least 4 cm , said steel sheet (1) being made of steel having a Brinell hardness of 400 to 650 HBD, a carbon content of between 0.21 and 0.40% by weight, a CEV equivalent carbon content of between 0.28 and 0.42%, a P + S impurity content of less than 0.05%.

BE20210043A 2021-06-18 2021-06-18 Perforated protection system BE1029509A9 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
BE20210043A BE1029509A9 (en) 2021-06-18 2021-06-18 Perforated protection system
EP22020287.3A EP4105350B1 (en) 2021-06-18 2022-06-16 Apertured protection system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE20210043A BE1029509A9 (en) 2021-06-18 2021-06-18 Perforated protection system

Publications (3)

Publication Number Publication Date
BE1029509A1 BE1029509A1 (en) 2023-01-18
BE1029509B1 true BE1029509B1 (en) 2023-01-25
BE1029509A9 BE1029509A9 (en) 2023-01-30

Family

ID=76942686

Family Applications (1)

Application Number Title Priority Date Filing Date
BE20210043A BE1029509A9 (en) 2021-06-18 2021-06-18 Perforated protection system

Country Status (2)

Country Link
EP (1) EP4105350B1 (en)
BE (1) BE1029509A9 (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1948160A (en) * 1930-11-19 1934-02-20 William Bayley Company Detention window
US2668729A (en) * 1950-03-11 1954-02-09 Gilbert S Watters Securing device
US4669239A (en) * 1986-02-12 1987-06-02 The William Bayley Company Security bars and barrier grids incorporating same
US4817334A (en) * 1985-02-11 1989-04-04 Palladium Security Products (1985) Inc. Window bar security system
EP3502296A1 (en) * 2017-06-21 2019-06-26 Nippon Steel Corporation Steel sheet
EP3730656A1 (en) * 2017-12-22 2020-10-28 Posco Wear-resistant steel having excellent hardness and impact toughness, and method for producing same

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1948160A (en) * 1930-11-19 1934-02-20 William Bayley Company Detention window
US2668729A (en) * 1950-03-11 1954-02-09 Gilbert S Watters Securing device
US4817334A (en) * 1985-02-11 1989-04-04 Palladium Security Products (1985) Inc. Window bar security system
US4669239A (en) * 1986-02-12 1987-06-02 The William Bayley Company Security bars and barrier grids incorporating same
EP3502296A1 (en) * 2017-06-21 2019-06-26 Nippon Steel Corporation Steel sheet
EP3730656A1 (en) * 2017-12-22 2020-10-28 Posco Wear-resistant steel having excellent hardness and impact toughness, and method for producing same

Also Published As

Publication number Publication date
EP4105350C0 (en) 2024-02-14
EP4105350B1 (en) 2024-02-14
BE1029509A1 (en) 2023-01-18
BE1029509A9 (en) 2023-01-30
EP4105350A1 (en) 2022-12-21

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Legal Events

Date Code Title Description
FG Patent granted

Effective date: 20230125