OTHER
ISO 21809-1:2018
Petroleum and natural gas industries — External coatings for buried or submerged pipelines used in pipeline transportation systems — Part 1: Polyolefin coatings (3-layer PE and 3-layer PP)
ISO 21809-1:2018 is an international standard that specifies requirements for coatings on buried or submerged pipelines. The standard applies to the petroleum and natural gas industries.
📄 Document
Title: APPLICATION FORM OF ISO 21809-1:2018
📜 Document Instructions:
Please fill the application form and upload required documents online for ISO Certification.
