What is the production standard of aluminum alloy doors and windows?

The revision of the two national standards of "Aluminum Alloy Door" and "Aluminum Alloy Window" has the following changes:

- The original "casement aluminum alloy window", "sliding aluminum alloy window" and "casement aluminum alloy door".

The four standards of "Sliding Aluminum Alloy Door" were merged into two countries: "Aluminum Alloy Door" and "Aluminum Alloy Window".

standards to facilitate the use of users and the development of door and window products.

- Added the technical method of wind load of doors and windows as well as the method of calculating the strength of the glass to make the high-rise.

The selection of aluminum alloy doors and windows for buildings has a scientific calculation basis.

-The new standard refers to the newly revised standard for aluminum profiles, air leakage performance of doors and windows, wind pressure resistance, rainwater leakage performance, sound insulation performance, thermal insulation performance and other national standards.

Aluminum doors are a product that requires repeated opening, which was not required in the previous standard.

-The wall thickness of the main stressed parts of the aluminum alloy window profile has been increased to. Aluminium.

The wall thickness of the main stressed part of the alloy door profile.

- New requirements for aluminium surface treatment, anodizing, coloring 15 m, electrophoresis.

16 m painted, 40 m powder coated and 30 m fluorocarbon coated . New standard for aluminium profiles.

The technical requirements for surface treatment are closer to international standards.

-The thermal insulation performance of doors and windows has been adjusted to make energy-saving aluminum alloy doors and windows products meet the requirements.

Energy-saving requirements for buildings with different performance in the same region.

- The 50pa rating has been cancelled and the 700pa rating has been added to accommodate typhoon heights.

The use of doors and windows in buildings in the development area.

- Sound insulation performance has been eliminated from the 20db rating. This level is nothing for the use of mid-to-high-end windows.

What is the practical significance, so canceled.

The two national standards of "Aluminum Alloy Door" and "Aluminum Alloy Window" have passed the examination and approval, which is important for the development of new models.

Door and window products, improve product quality is extremely important, for the development of China's construction industry is a new promotion.

Enter. The relevant departments of the Ministry of Construction and the China Metal Structure Association are responsible for the revision of aluminum alloy doors and aluminum alloys.

Two national standards for windows have passed the examination.

In 1987, China began to formulate "casement aluminum alloy windows", "push-pull aluminum alloy windows" and "casement windows".

Aluminum alloy door" and "sliding aluminum alloy door" 4 national standards. For 12 years, aluminum alloy doors and windows in the country.

The promulgation of the standard has played a positive role in the selection, design, manufacture and installation of door and window products in China's construction industry and door and window industry. In order to meet the needs of the development of the situation and to be in line with the standards after China's accession to the WTO, the Ministry of Construction has decided to revise the original standards.

The 2022 national standard specifications for aluminum alloy doors and windows include appearance size, installation method, firmness, stability, and specification quantity.

1. Appearance size

The variety, specification, size, opening method and profile wall thickness of aluminum alloy doors and windows should meet the design requirements. Methods for Inspecting Simple Silver: Observation; Measure check; Check the product certificate, performance test report, and entry inspection record.

2. Installation method

The installation location, connection method, anti-corrosion treatment, filling and sealing treatment of aluminum alloy doors and windows should meet the design requirements. Inspection method: check the inspection records of concealed works.

3. Firmness

The installation of aluminum alloy door and window frames and sub-frames must be firm. The number of embedded parts, the number of anchors, the position of the embedded parts, the burial mode, and the connection mode between the frame and the wall must meet the design requirements, and the fixed point should be 150-200 mm away from the window corner, the middle horizontal frame, and the middle mullion frame, and the spacing between the fixed points should be less than 500mm. Test Method:

Wrench check; Measure check; Check the inspection records of concealed works.

4. Stability

Aluminum alloy doors, windows and sashes must be installed stably, and should be opened and closed flexibly, closed tightly, and without inverted warping. Sliding doors and sash doors must have reliable measures to prevent them from falling off. Test Method: Observation; Turn checks on and off.

5. Specification quantity

The model, specification and quantity of aluminum alloy door and window accessories should meet the design requirements, the installation should be firm, the position should be correct, and the function should meet the requirements of use. Test Method: Observation; Turn on and off checks, hand wrench checks.

The allowable deviation of the project mm test method The length difference between the two diagonals of the door and window frame 2000 Check with a 3m steel tape measure to measure the inner angle 2000 The verticality of the front and side of the door and window frame (including the patchwork) 2000 Check the horizontal distance of the door and window frame (including the patchwork) with a line drop 2000 The levelness of the door and window frame (including the piece) 2000 Swing door (window) and sliding window Check the elevation of the horizontal frame under the door and window with a horizontal ruler Check with a steel plate ruler, and compare the center distance between the inner and outer frames (including style samples) of the double-layer doors and windows with the reference line Use a steel ruler to check the vertical deviation of doors and windows from the center Use a line pendant and steel ruler to check the lap width of the door and window of the casement door and window and the frame Use a depth ruler or steel ruler to check the horizontal angle height difference of the adjacent sash of the same door and window Use a pull line or steel ruler to check the matching gap of the hinge part of the door and window frame C + use a wedge feeler gauge to check the lap width of the sliding door leaf and the frame + use a depth ruler or steel ruler to check the parallelism between the door and window sash and the frame or the vertical edge of the adjacent fan Check it with a 1m steel tape measure.

Questions. Home improvement doors and windows quality have those.

The wall thickness of the profile needs to reach above, and the insulation performance and wind resistance of the door and window may be questioned if the profile is below this value. Nowadays, the new national standard requires that the exterior window should not be less than and the interior window should not be smaller.

Hope it helps, dear

First, the profile specification standard.

Aluminum alloy profile is the main material for the production of aluminum alloy doors and windows. The commonly used profile specifications of aluminum alloy sliding windows are 70 series, 75 series, 80 series, 85 series, 90 series, etc. The commonly used profile specifications of aluminum alloy casement windows are 45 series, 50 series, 55 series, 60 series, etc., and the appropriate profiles should be selected according to the product design requirements of aluminum alloy doors and windows.

Second, the thickness of aluminum profile standard.

At present, the cross-sectional geometric dimensions of aluminum alloy profiles for aluminum alloy doors and windows have been serialized, and the product standard "Aluminum Alloy Doors and Windows" (GB T 8478-2008) stipulates that the minimum measured wall thickness for the production of aluminum alloy doors and windows should not be less than.

3. Preparation standards for aluminum alloy doors and windows.

1) According to the design requirements, select various aluminum alloy profiles that meet international requirements and have valid warranties.

2) Scrub the surface of the selected various profiles with cotton yarn, and if there is any oil, you can use water-soluble detergent.

If you want to know more about the new international standard for aluminum alloy doors and windows, it is recommended to consult Zhengjin doors and windows that have obtained China's green building materials product certification. At the level of brand operation and event marketing, Zhengjin doors and windows have become the benchmark and role model of the door and window industry, through a series of far-reaching large-scale marketing planning, theme training activities, etc., the introduction of various large-scale policies, teaching Zhengjin's unique profit model, fully supporting the education of business, promoting the implementation of the model, and effectively achieving win-win cooperation.

The national standard stipulates that the wall thickness of aluminum alloy doors and windows should be more than millimeters. The tensile strength should reach 157 Newtons per millimeter per square meter, the yield strength should reach 108 Newtons per square millimeter, and the thickness of the oxide film should reach 10 microns. If it does not meet the above standards, it is inferior aluminum alloy doors and windows and cannot be used.

If you want to buy aluminum alloy doors and windows, it is recommended to choose Zhengjin doors and windows. Click to learn about the system doors and windows to join**.

1. The wall thickness of the main stressed part of the aluminum alloy window profile is increased to. For example, the base material of the main section of the main stressed member of the external window is increased from the original minimum measured wall thickness to the nominal wall thickness, and the minimum measured wall thickness is about, and the wall thickness requirements of the base material of the main profile of the inner door and window are specified.

2. There are new requirements for aluminum surface treatment, anodizing and coloring 15 m, electrophoretic painting 16 m, powder coating 40 m, and fluorocarbon spraying 30 m. The technical requirements for surface treatment of aluminum profiles in the new standard are closer to the international standard.

3. The thermal insulation performance of doors and windows has been adjusted, so that energy-saving aluminum alloy doors and windows products meet the energy-saving requirements of buildings with different regions and different performance.

4. The watertightness performance has been cancelled from the 50PA level and the 700PA level has been added to adapt to the use of building doors and windows in areas with high typhoon occurrence.

If you want to know more about the standard of aluminum alloy doors and windows, it is recommended to consult Zhengjin doors and windows that have obtained the certification of China's green building materials products. Zhengjin doors and windows brand was established, opening the road to the advancement of aluminum surface treatment technology. With a modern production base, based on the strong profile, glass and surface treatment advantages of Des-Royce Group and a complete first-class system, with "quiet, safe" as the core commitment, to create an international quality whole house home, so that more families have a high-quality and beautiful life.

The latest current standard is: GB T 8478-2020.

There are 6 main aspects of the standard of aluminum alloy doors and windows that can be referred to:

Thickness: The new national standard has gone to the above requirements for the wall thickness of aluminum alloy.

Strength: The tensile strength should reach 157 Newtons per square millimeter and the yield strength should reach 108 Newtons per square millimeter. When purchasing, the profile can be bent moderately, and it should be able to restore the state after letting go.

Chromaticity: The color of the same aluminum alloy profile should be consistent, if the color difference is obvious, it is not suitable to buy.

Flatness: Check the surface of the aluminum alloy profile, there should be no depression or bulge.

Gloss: Aluminum alloy doors and windows should avoid purchasing profiles with obvious defects such as open bubbles (white spots) and ash slag (black spots), cracks, burrs, and peeling on the surface.

Oxidation: The thickness of the oxide film should reach 10 microns. When purchasing, scratch the surface of the profile to see if the oxide film on the surface can be wiped off.

Buying aluminum alloy I suggest you choose Imilanger doors and windows, taking into account the advantages of the south window and the north window, deeply practicing the standards of the new national standard, all product wall thickness has exceeded the new national standard, and has been an old brand of system windows for 20 years, focusing on light luxury minimalist style, which is exported to more than 30 countries in Europe and the United States, and the quality is reliable.

There are 6 main aspects that can be referred to:

1. Thickness. There are two kinds of aluminum alloy sliding doors: 70 series and 90 series, and 70 series can be used for aluminum alloy sliding doors inside the residence. The number of series represents the number of millimeters of the thickness of the door frame construction size.

There are four types of aluminum alloy sliding windows: 55 series, 60 series, 70 series and 90 series. The selection of the series should be based on the size of the window opening and the local wind pressure value. Aluminum alloy sliding windows used as enclosed balconies should not be less than 70 series.

2. Strength. The tensile strength should be 157 Newtons per square meter and the yield strength should be 108 Newtons per square millimeter. When purchasing, you can use your hands to bend the profile moderately, and you should be able to restore it after letting go.

3. Chromaticity. The color of the same aluminum alloy profile should be consistent, if the color difference is obvious, it is not suitable to buy.

4. Flatness.

Check the surface of the aluminum alloy profile, there should be no depression or bulge.

5. Gloss.

Aluminum alloy doors and windows avoid buying profiles with open bubbles (white spots) and ash slag (black spots) on the surface, as well as obvious defects such as cracks, burrs, and peeling.

6. Degree of oxidation.

The thickness of the oxide film should reach 10 microns. When purchasing, you can scratch the surface of the profile to see if the oxide film on the surface can be wiped off.

7. Specifications. The size of the door and window openings shall comply with the provisions of GB T 5824 "Building Door and Window Opening Size Series".

Commonly used window opening size specifications.

1200×1500mm

1500×1500mm

1800×1500mm

8. Implement standards.

GB T 8479-2003 "Aluminum Alloy Windows".

GB 5237-2004 "Aluminum Alloy Building Profiles".

GB T 5824-1986 "Building Door and Window Opening Size Series".

JG T 187-2006 "Sealing Strips for Building Doors and Windows".

JC T 635-1996 "Technical Conditions for Sealing Wool Strips for Building Doors and Windows".

9. Engineering standards.

JGJ 113-2003 Technical Regulations for the Application of Architectural Glass

JGJ 75-2003 "Design Standard for Energy Conservation of Residential Buildings in Hot Summer and Warm Winter Areas".

JGJ 134-2001 "Design Standard for Energy Conservation of Residential Buildings in Hot Summer and Cold Winter Areas".

GB50352-2005 General Principles for the Design of Civil Buildings

GB T 50378-2006 "Green Building Evaluation Standards".

GB50096-1999 (2003 Edition) "Residential Design Code".

GB T 50362-2005 Technical Standard for Residential Performance Assessment

GB50189-2005 "Design Standard for Energy Efficiency of Public Buildings".

GB50210-2001 "Code for Quality Acceptance of Building Decoration and Decoration Engineering".

JGJ 26 "Design Standard for Energy Efficiency of Civil Buildings".

Hello <>, I am happy to serve you: 1. The wall thickness of the stressed rod of the window owner is not less than, and the wall thickness of the stressed rod of the door master is not less than; 2. There should be no aluminum chips, burrs, oil stains or other stains on the surface of doors and windows; 3. The number of repeated opening and closing of doors and windows should not be less than 10,000 times; 4. Use safety glass; 5. The sealing glue seam should be continuous and smooth, and there should be no overflowing adhesive at the joint; 6. There are no obvious defects such as color difference, unevenness, scratches, and abrasions on the surface of the aluminum alloy profile.