NEWS

2022.09.26

How to choose a security door

The most common type of security door on the market now is the physical security door. The fence type security door made of steel pipes in the past has been eliminated by the market.

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2022.09.22

Buying skills of steel pre-hung doors

Whether the steel pre-hanging door is an electric high-speed door, and whether it can be powered off manually, so that the steel pre-hanging door can be opened quickly even in the event of a power outage.

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2022.09.20

What is the difference between steel fire doors and steel doors

Different materials: The steel fire door is made of galvanized steel plate, with an oxidation protective layer and anti-ultraviolet coating on the outside,

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2022.09.16

Airtightness requirements for fire doors

Steel fire door refers to the door frame, door leaf frame and door leaf panel made of steel material. If the door leaf is filled with material, it is filled with non-toxic and harmless fire-proof and heat-insulating material, and it is composed of fire-proof hardware accessories.

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2022.09.14

Steel fire door installation method

There are some differences in the installation method between steel fire doors and wooden fire doors. It is also slightly different from the fire rating.

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2022.09.09

Maintenance method of steel prefabricated house door

When maintaining the steel prefabricated house door, what you need to do is to remove the stains on the surface of the steel door, please use a soft cotton cloth to wipe it. It is easy to scratch the surface with a hard cloth.

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