External coatings for the corrosion protection of buried or immersed pipelines and joints
These approval requirements specify the requirements for external coating materials for the corrosion protection of buried or immersed steel pipelines.
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This approval requirements is applicable for:
- External organic coatings based on tapes and shrinkable materials according to mechanical resistance (Class A, B or C) and to the maximum continuous operating temperature of 30 °C or 50 °C.
- Non-crystalline low-viscosity polyolefin based coatings (Class 13A or 13B) and to maximum continuous operating temperature of 50°C, 70 °C or 95 °C.
For who?
Manufacturers, grid companies, representatives, retailers, constructors and in installers.
Process steps
An approved quotation is the beginning of a tested and an approved product. You see the most important steps here. For more information you can contact our certification engineers.
Initial product assessment
The assessment to determine if all requirements in the approval requirement are met.
Certificate
The result is a certificate upon which is mentioned to which requirements the product complies.
Product verification
The assessment performed after granting certification to determine that the certified products still comply with the requirements in the approval requirement.
Control on quality system requirements
Control on following the IQC scheme (as described in the approval requirement) and the procedures.