ISO 14692-4 pdf download - Petroleum and natural gas industries一 Glass-reinforced plastics (GRP) piping一 Part 4: Fabrication, installation and operation
ISO 14692-4 pdf download – Petroleum and natural gas industries一 Glass-reinforced plastics (GRP) piping一 Part 4: Fabrication, installation and operation. 5.6.2.3 Testing Water shall be admitted at a low point in the system and provision