Abstract: With the improvement of people's safety awareness and self-prevention ability, anti-theft doors have entered thousands of households. So what are the accessories for stainless steel security doors? What are the stainless steel anti-theft door equipment? The following introduces you to the knowledge of stainless steel anti-theft doors. Stainless steel anti-theft door What accessories are there for stainless steel anti-theft door? Introduction to stainless steel anti-theft door
Introduction to stainless steel anti-theft door
Stainless steel anti-theft door is an entrance door made of stainless steel material with excellent anti-theft performance. A type of security door. Stainless steel anti-theft doors are sturdy and durable, with superior security performance, meeting the security needs of different occasions, especially the first choice for confidential warehouses. Stainless steel anti-theft doors and windows are the current development trend in the door and window industry. Due to the price factor of stainless steel itself, its price positioning is also relatively high.
According to the "General Technical Conditions for Anti-Theft Security Doors", qualified stainless steel anti-theft doors cannot be pried open or damaged in the door leaf within 15 minutes using ordinary hand tools such as chisels, screwdrivers, crowbars, and portable power tools such as hand drills. Open an opening of 615 square millimeters on the top, or open a 38 square millimeter opening within a 150 square millimeter semicircle of the locking point, and the lock used on the stainless steel anti-theft door must be an anti-drilling lock that has passed the testing center of the Ministry of Public Security. Functional anti-theft door lock.
Key points for purchasing stainless steel anti-theft doors:
First, certificate: There must be a test certificate issued by a statutory testing agency, and the provincial public security department (bureau) where the production enterprise is located Safety technology prevention product production permit issued by the safety technology prevention department.
Second, security level: Stainless steel anti-theft door safety is divided into A, B, C3 levels. Class C has the highest anti-theft performance, followed by Class B, and Class A is the lowest. Most of them on the market are Class A, which is generally suitable for ordinary families. Level A requirements: All steel, flat-opening and fully enclosed. Under the interaction of ordinary mechanical hand tools and portable power tools, the weakest link can resist abnormal opening for a net time of ≥15 minutes, or it should not be able to cut a through hole. The 615 square centimeter opening of the door body.
Third, material: Stainless steel is currently more commonly used, which is beautiful, durable and anti-rust. Mainly look at two points: ① The popular stainless steel anti-theft door materials are mainly 302 and 304; ② Steel plate thickness. The thickness of the door frame steel plate is not less than 2cm. The thickness of the steel plate at the front and back of the door leaf is generally between 0.8cm and 1cm. There are Skeleton and reinforcement plates.
Fourth. Locks: Qualified stainless steel anti-theft doors generally use three-position locks or five-position locks. Not only the door lock is locked, but the upper and lower crossbars can be inserted and locked to fix the door. Most doors also have rubber seals embedded in the door frame, so there is no harsh metal clanking sound when the door is closed.
Fifth, workmanship quality: Pay attention to whether there are any defects such as open welding, missing welding, missing welding, etc., check whether all the joints such as the door leaf and the door frame are tight, whether the gaps are uniform, whether the opening is flexible, and whether the paint plating is Whether it is uniform, firm, smooth, etc.
Stainless steel anti-theft door equipment
Stainless steel anti-theft doors are made of 202 or 304 stainless steel plates that are folded and welded before being successfully equipped. The pattern on the door panel is stamped by a hydraulic press. The overall stainless steel anti-theft door requires a lot of equipment, because the production of stainless steel doors requires many processes, including phosphating, stamping and folding, welding, spray painting, baking, assembly and packaging, etc.
To make stainless steel security doors, you can generally use an argon arc welding machine, a shearing machine (preferably a 4-meter-long one), a flattening machine (for cutting door frames), a bending machine, a pipe bending machine, and a punch press. , Gluing machine (divided into hot and cold types, with different uses and adaptations).
Argon arc welding machines range from 400 yuan to 1,000 yuan each, shearing machines and bending machines range from 100,000 to 200,000 yuan, and pipe benders cost about 600 yuan.
Stainless steel anti-theft door accessories
(1) Various specifications and types of hinges: used for windows, doors, etc., made of iron, copper and stainless steel. The hinges of stainless steel security doors can be divided into ordinary types and bearing types. The ordinary type does not have the function of a spring hinge. After installing the hinge, various bumpers must be installed to prevent the wind from blowing the door panel. The bearing type can be divided into copper and stainless steel in terms of material. It has the advantages of being light, flexible and beautiful.
(2) Hinges of various specifications and types: clear hinges and concealed hinges can be distinguished. Exposed hinges are the ones commonly used in stainless steel security doors and have no resilience. Concealed hinges are mostly used on furniture and can be divided into hydraulic, quick-installation, frame door and ordinary.
(3) Latch (light or dark): The latch is an anti-theft component that prevents the stainless steel anti-theft door from being opened from the outside. It is usually made of metal. The latch of a stainless steel anti-theft door is generally divided into two parts, one part has a movable rod, and the other part is a latch hole.
(4) Door catch: It is installed behind the door or on the ground. After the door is opened, it is stabilized by the magnetism of the door catch to prevent it from automatically closing due to wind.
(5) Door closer: The stainless steel anti-theft door closer is a spring-like hydraulic pressure on the door head. When the door is opened, it can be compressed and released to automatically close the door. It acts like a spring door and can ensure that the door is opened accurately. , close to the initial position in time.
(6) Door mirror: Commonly known as cat’s eye, its function is to look out from the room through the door mirror, and can see clearly all the scenes outside the door within a field of view of about 120 degrees, and from the door You cannot see anything indoors through the door mirror. If you install this mirror on the door of a public house or private apartment, it can play a certain role in the anti-theft and safety of the home.
(7) Door locks of various specifications and types: There are many types of door locks for stainless steel anti-theft doors, including handle locks, rack locks, side point locks, auxiliary locks, lock guards, bumper locks, etc. Locks, lock plugs, etc.