Customization: | Available |
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Type: | Ductile Iron Pipes |
Usage: | Water Supply, Gas Supply, Oil Pipe |
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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 metallic zinc spray is applied, the average mass of the zinc per unit area shall not fall below 130g/m². Additionally, a local minimum of 110g/m² is required. We also offer customized zinc mass specifications to cater to your unique needs.
Bitumen coating
The mean thickness of the bitumen coating must be no less than 70 μm, with a local minimum of 50 μm. Custom thickness specifications are available upon request.
Alternative coating
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:
1. Induction furnace and treated metal (including chemical analysis of raw material, spheroidizing & nodularity checks).
2. Casting (involving visual checks and weight verification).
3. Heat treatment (examining micro-structure).
4. Hydrostatic test (conducting pressure tests).
5. Dimensional checks (assessing pipe length, joints, OD, wall thickness, and overall appearance).
6. Zinc spraying (thickness measurement testing).
7. Lining and coating (100% visual inspections along with random thickness testing).
8. Marking and packing (ensuring 100% visual check).
Project Case