What is the crack detection?

Detection of cracks or defects in metal materials or components. The commonly used flaw detection methods are: X-ray flaw detection, ultrasonic flaw detection, magnetic particle inspection, penetrant inspection, eddy current flaw detection and gamma ray flaw detection. Physical inspection is nondestructive testing without chemical changes.

penetrant testing or dye penetrant inspection or liquid penetrant inspection for large caliber elbow weld

Scope of inspection

1.Inspection of weld surface defects. Check the welding quality of weld surface crack, incomplete penetration and leakage.

2.Lumen examination. Check surface cracks, peeling, guy wire, scratch, pit, bulge, spot, corrosion and other defects.

3.Status check. When some products (such as worm gear pump, engine, etc.) work, endoscopic inspection shall be carried out according to the technical requirements.

4.Assembly inspection. When required and needed, use Yatai Photoelectric Industrial video endoscope to inspect the assembly quality; after assembly or a certain process is completed, check whether the assembly position of each component meets the requirements of drawings or technical conditions; whether there are assembly defects.

5.Surplus inspection. Check the residual debris and foreign matters in the inner cavity of the product.

Haihao Group manufacture pipe fitting, flange and steel pipe products more than 30 years,the products sells well all over the world for the high quality.If you have any question,please contact us! Email:sales@haihaogroup.com