STM PDF

Petroleum and natural gas industries - External coatings for buried or submerged pipelines used in pipeline transportation systems - Part 4- Polyethylene coatings (2-layer PE). Original standard ISO 21809-4-2009 in PDF full version. Additional info + preview on request

Document status: Replaced by St ISO 21809-4-2026

Petroleum and natural gas industries - External coatings for buried or submerged pipelines used in pipeline transportation systems - Part 5- External concrete coatings. Original standard ISO 21809-5-2017 in PDF full version. Additional info + preview on request

Document status: Active

Graphic technology - Print product metadata for PDF files - Part 1- Architecture and core requirements for metadata. Original standard ISO 21812-1-2019 in PDF full version. Additional info + preview on request

Document status: Active

Fine ceramics (advanced ceramics, advanced technical ceramics) - Methods for chemical analysis of high purity barium titanate powders. Original standard ISO 21813-2019 in PDF full version. Additional info + preview on request

Document status: Active

Fine ceramics (advanced ceramics, advanced technical ceramics) - Methods for chemical analysis of aluminium nitride powders. Original standard ISO 21814-2019 in PDF full version. Additional info + preview on request

Document status: Active

Earth-moving machinery - Collision warning and avoidance - Part 1- General requirements. Original standard ISO 21815-1-2022 in PDF full version. Additional info + preview on request

Document status: Active