Technical Knowledge
![Technical Knowledge 1 no image 1](https://www.dgaotuo.com/wp-content/uploads/2024/02/no-image-1.png)
03/09/2024
Introduction to 7075 aluminum rod
7075 aluminum is known as ultra-high strength aluminum alloy, the yield...
![Technical Knowledge 2 HFE](https://www.dgaotuo.com/wp-content/uploads/2024/07/HFE-768x768.jpg)
03/09/2024
brief introduction
10B21 has good weldability and good cold formability. Often used in cold heading and...
![Technical Knowledge 3 heat treatment](https://www.dgaotuo.com/wp-content/uploads/2024/08/heat-treatment-768x509.png)
03/09/2024
Several heat treatment methods are introduced
We all know that there will be multiple processing...
![Technical Knowledge 4 drawing](https://www.dgaotuo.com/wp-content/uploads/2024/08/drawing.png)
27/08/2024
Definition of minimum margin
The specification table of pressure riveting fasteners has a column of minimum...
![Technical Knowledge 5 stainless steel hexagon head bolt](https://www.dgaotuo.com/wp-content/uploads/2024/03/stainless-steel-hexagon-head-bolt-768x768.jpg)
20/08/2024
Abstract
2205 is a kind of stainless steel material, belongs to the duplex stainless steel, which is...
![Technical Knowledge 6 brass](https://www.dgaotuo.com/wp-content/uploads/2024/08/brass-768x576.png)
20/08/2024
Abstract
C3604 brass is a copper-zinc alloy, also known as free-cutting brass. It is a member of the...
![Technical Knowledge 7 stainless steel](https://www.dgaotuo.com/wp-content/uploads/2024/07/stainless-steel-768x768.jpg)
13/08/2024
The bolts made of stainless steel are rusty when the heat exchanger is normally operating at 1000°F(about...
![Technical Knowledge 9 Stainless steel crown screw](https://www.dgaotuo.com/wp-content/uploads/2024/08/Stainless-steel-crown-screw-768x768.jpg)
05/08/2024
Crown screw is a decorative screw used in the panel, so it is also known as decorative nail, panel decorative...
![Technical Knowledge 10 hexagon head screws](https://www.dgaotuo.com/wp-content/uploads/2024/08/hexagon-head-screws.jpg)
05/08/2024
ISO7380 disc head hexagon screw belongs to a kind of hexagon screw, also known as half round head hexagon...
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