Views: 5 Author: Site Editor Publish Time: 2022-05-02 Origin: Site
1. Types of hinges
Since hinges, also known as hinges, have a wide range of applications and various forms, it is specified that the hinges referred to in this article are the industry names, especially those used for building doors, windows, and interior decoration. A mechanical device composed of metal materials used to connect the fixed and movable parts of a door or window and allow relative rotation between the two."
The types of hinges used for building doors and windows are usually the following:
1. Flat hinge
2. Child and mother hinge
3. Lifting hinge
4. Flag hinge
5. Spring hinge
6. Olive hinge
(See the next page for the drawings, the names listed above are all industry names, and the national standard names are classified by category, such as T-type, H-type, common type, etc.)
Second, the common materials of door and window hinges are: iron, stainless steel, copper, aluminum alloy, zinc alloy, etc.
3. Common surface treatments include: powder spraying, sandblasting, wire drawing, polishing, electroplating, etc.
Fourth, the door and window hinge specifications can be compared with national industry standards. Common specifications are as follows:
Unit: inches (1 inch≈25.4MM), format: length × width × thickness (MM)/B (Bearing)
2×2×Thickness(MM)/B
3×2×Thickness(MM)/B
3×3×Thickness(MM)/B
4×3×Thick(MM)/B
4×4×Thick(MM)/B
5×4×Thick(MM)/B
5×5×Thickness(MM)/B
6×5×Thick (MM)/B
6×6×Thick (MM)/B
Market common thickness 1.5-6MM
5. Common specifications in the market are called: material + surface treatment method + length + width + thickness (MM) such as 304 brushed 4*3*3 hinges
6. Commonly used marking methods by manufacturers: material + length + width + thickness/BB such as SUS 304 4*3*3/4BB (4BB means that each hinge has 4 bearings)
The content of this article is mostly based on the summary of common products in the market. The description content is different from the definition content of national industry standards such as QB/T 4063-2010, which is for reference only.
