Customization: | Available |
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After-sales Service: | Tracking Services, Technical Guidance |
Warranty: | 3year |
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Product Name
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Ductile Iron Pipe
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Pipe Class
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K9, K8, C40, C30, C25, etc.
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Diameter
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DN80-DN2600 mm
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Length
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6m, cut to 5.7m.In general, the pipe length is 6m for bulk shipment and 5.7m for container shipment.
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Pipe Joint
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T type push-on joint, K type joint, self-restrained joint
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Internal Lining: cement mortar lining as per ISO 4179
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Zinc Coating:at least 130g/m2 as per ISO 8179
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Bitumen Painting : at least 70um as per ISO8179
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Pressure
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PN10, PN16, PN25,PN40
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Features
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High strength, lighter than gray iron, good corrosion resistance, no furring, small flow resistance, easy fixing, long life
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Application
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Water supply project, drainage, sewage, irrigation, water pipeline.
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Packing
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Bundled with steel belts or in bulk
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Metallic Zinc Coating
When applying metallic zinc spray, the mean mass of the zinc per unit area shall be no less than 130g/m². However, it must not fall below a local minimum of 110 g/m². Custom specifications are also available.
Bitumen Coating
The mean thickness of the bitumen coating must be at least 70 μm, with a local minimum thickness of 50 μm. Custom thicknesses are available upon request.
Alternative Coating Solutions
External coatings
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Internal coating(linings)
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Coating of the joint area
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- Metallic zinc with finishing layer, in accordance with ISO 8179-1; - Zinc rich paint with finishing layer, in accordance with ISO 8179-2; - Epoxy coating, in accordance with EN 14901; - Polyethylene sleeve, in accordance with ISO 8180; - Alloy of zinc and aluminum with or without other metals, having a minimum mass of 400 g/m2, with finishing layer; - Extruded polyethylene coating in accordance with EN 14628; - Polyurethane coating in accordance with EN 15189; - Cement mortar coating in accordance with EN 15542; - Adhesive tape; |
- Portland/Blast furnace slag/Sulphate/ High Aluminum Cement Mortar, in accordance with ISO 4179; - Cement mortar lining with seal coat, in accordance with ISO 16132; - Epoxy coating, in accordance with EN 14901; - Polyurethane lining in accordance with EN 15655; |
- Epoxy coating; - Polyurethane coating |
Process and Testing Protocols:
1. Induction furnace and treated metal (Chemical analysis of raw material, spheroidizing & Nodularity)
2. Casting (Visual inspection and weight verification)
3. Heat Treatment (Microstructure analysis)
4. Hydrostatic Test (Pressure evaluation)
5. Dimensional Checks (Verifying pipe length, joints, OD, wall thickness, appearance)
6. Zinc Spraying (Thickness verification)
7. Lining and Coating (100% visual inspection, random thickness tests)
8. Marking and Packing (100% visual inspection)
Project Case Studies