23.040.01 Pipeline components and pipelines in general

Gas infrastructure - Gas installation pipework with an operating pressure greater than 0, 5 bar for industrial installations and greater than 5 bar for industrial and non-industrial installations - Part 2: Detailed functional requirements for commissioning, operation and maintenance

Gas supply systems - Gas installation pipework with an operating pressure greater than 0,5 bar for industrial installations and greater than 5 bar for industrial and non-industrial installations - Part 2: Detailed functional requirements for commissioning, operation and maintenance

Plastics piping systems - Soil and waste discharge systems within the building structure - Performance characteristics for pipes, fittings and their joints

Plastics piping systems - Buried and above ground systems for water and other fluids under pressure - Performance characteristics for pipes, fittings and their joints

Plastics piping systems - Systems for hot and cold water not intended for human consumption - Performance characteristics for pipes, fittings and their joints

Gas supply systems - Frame of reference regarding Pipeline Integrity Management System (PIMS)

Gas supply systems - Guideline for safety management systems for natural gas transmission pipelines

Ductile iron pipes, fittings and accessories - External polyurethane coating for pipes - Requirements and test methods

Plastics piping systems - Validated design parameters of buried thermoplastics piping systems

Plastics piping systems - Validated design parameters of buried thermoplastics piping systems

Stainless steel pliable corrugated tubing kits in buildings for gas with an operating pressure up to 0, 5 bar

Stainless steel pliable corrugated tubing kits for gas installation pipework with an operating pressure up to 0,2 MPa (2 bar)