High Quality For Pipe Welding Procedures - Fusion-Bonded Epoxy Coatings Awwa C213 Standard – Spiral
High Quality For Pipe Welding Procedures - Fusion-Bonded Epoxy Coatings Awwa C213 Standard – Spiral Detail:
Physical properties of epoxy powder materials
Specific gravity at 23℃: minimum 1.2 and maximum 1.8
Sieve analysis: maximum 2.0
Gel time at 200 ℃: less than 120s
Abrasive blast cleaning
Bare steel surfaces shall be abrasive blast-cleaned in accordance with SSPC-SP10/NACE No. 2 unless otherwise specified by the purchaser. The blast anchor pattern or profile depth shall be 1.5 mil to 4.0 mil(38 µm to 102 µm) measured in accordance with ASTM D4417.
Preheating
Pipe that has been cleaned shall be preheated at temperature less than 260℃, the heat source shall not contaminate the pipe surface.
Thickness
The coating powder shall be applied to the preheated pipe at a uniform cure-film thickness of not less than 12 mils(305μm) on the exterior or interior. The maximum thickness shall not exceed a nominal 16 mils(406μm) unless recommended by the manufacturer or specified by the pruchaser.
Optional epoxy performance testing
The purchaser may specify additional testing to establish epoxy performance. The following test procedures, all of which shall be performed on production pipe test rings, may be specified:
1. Cross-section porosity.
2. Interface porosity.
3. Thermal analysis (DSC).
4. Permanent strain (bendability).
5. Water soak.
6. Impact.
7. Cathodic disbondment test.
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Our personnel are generally within the spirit of continuous improvement and excellence, and using the excellent top quality goods, favorable rate and superior after-sales expert services, we try to win every customer's believe in for High Quality For Pipe Welding Procedures - Fusion-Bonded Epoxy Coatings Awwa C213 Standard – Spiral , The product will supply to all over the world, such as: Muscat, South Korea, Toronto, With the goal of zero defect. To care for the environment, and social returns, care employee social responsibility as own duty. We welcome friends from all over the world to visit and guide us so that we can achieve the win-win goal together.
By Caroline from Puerto Rico - 2017.06.25 12:48
The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.
By Agnes from Zurich - 2017.01.11 17:15
