We can ensure product quality through these following tests:
- Hardness detection
- Tensile strength
- Yield strength
- Elongation
- Spectral analysis/Chemical composition detection
- Metallographic detection
- Three-coordinate detection
- Laboratory Equipment: Spectrum Analyzer, Three-coordinate measuring, Tensile Strength Machine, Low-Temperature Device, Impact Testing Machine, Hardness Testing Machine, Metallographic microscope.
![Metallography Metallography](https://www.doermetal.com/wp-content/uploads/2022/09/微信图片_20220915195502-1024x461.jpg)
![ductile iron 65-45-12 ductile iron 65-45-12](https://www.doermetal.com/wp-content/uploads/2022/09/微信图片_20220915195529-1024x461.jpg)
![ASTM A356 ASTM A356](https://www.doermetal.com/wp-content/uploads/2022/09/微信图片_20220915195327-1024x461.jpg)
![Spectrum Detection Spectrum Detection](https://www.doermetal.com/wp-content/uploads/2018/01/IMG_20160602_154619.jpg)
![Measuring Equipment Measuring Equipment](https://www.dealmetal.com/wp-content/uploads/2018/05/微信图片_20180523144140.jpg)
![impact test impact test](https://www.doermetal.com/wp-content/uploads/2022/09/20220530135519-1024x769.jpg)
![laboratory laboratory](https://www.doermetal.com/wp-content/uploads/2022/09/微信图片_20220915200332-1024x768.jpg)
![tensile strength test tensile strength test](https://www.doermetal.com/wp-content/uploads/2022/09/微信图片_20220915195357-1024x768.jpg)
![3 Coordinate Measuring Equipment 3 Coordinate Measuring Equipment](https://www.doermetal.com/wp-content/uploads/2022/06/20220615154227-1024x768.jpg)