Customization: | Available |
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After-sales Service: | Tracking Services, Technical Guidance |
Warranty: | 3year |
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Metallic Zinc Coating
When applying a metallic zinc spray, the average mass of zinc per unit area shall be no less than 130g/m². Each local area must have a minimum of 110g/m². Custom zinc mass specifications are also available upon request.
Bitumen Coating
The average thickness of the bitumen coating should be no less than 70 μm, with local areas having a minimum thickness of 50 μm. Custom bitumen coating thickness can be arranged according to customer needs.
Alternative Coating
Process and Testing Procedures:
1. Induction Furnace and Treated Metal (Includes chemical analysis of raw materials, spheroidizing, and nodularity checks)
2. Casting (Visual inspection and weight verification)
3. Heat Treatment (Microstructure analysis)
4. Hydrostatic Test (Pressure testing)
5. Dimensional Checks (Inspection of pipe length, joint, outer diameter, wall thickness, and overall appearance)
6. Zinc Spraying (Thickness measurement)
7. Lining and Coating (100% visual inspection and random thickness testing)
8. Marking and Packing (100% visual inspection)
Project Case