DIN19522 Grey Cast Iron Pipe

Specification of Grey Cast Iron Pipe:

Grey Cast Iron Pipe:

1. Long service life of more than 100 years.

2. Flexible interface. Excellent anti-vibration features, suitable for anti-seismic protection in high buildings.

Whatever axial deformation within 35mm causes no leakage;

Transverse vibration deflection reaches 31,5mm with no leakage;

Flexibly connected by a neoprene rubber washer as an inside lining with a stainless steel hoop, providing good seal and permitting vibration within 15° with no leakage.

3. Centrifugally casted with even wall thickness, fine structure, smooth surface, no casting drawbacks such as pinhole porosity or slag;

4. Low-noise irreplaceable pipes provide residents with the quietest and the most comfortable living environment;

5. Easy installation and maintenance;

6. Light weight. Layout length 20-30% greater than sand casting pipes;

7. Fireproof. Pipes' fire-resistance is well known in the world;

8. High strength, excellent impact resistance, excellent corrosion resistance, excellent aging resistance;

9. Installed pipes are beautiful and decorative;

10.100% of the products pass the hydraulic test to guarantee no leakage from the inside and no infiltration from the outside.