CEN/TC 23
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 22462 | prEN ISO 10156 | Gases and gas mixtures - Determination of fire potential and oxidizing ability for the selection of cylinder valve outlets (ISO/DIS10156:2008) | Atcelts |
| 78843 | prEN ISO 10298 | Gas cylinders - Gases and gas mixtures - Determination of toxicity for the selection of cylinder valve outlets (ISO/DIS 10298:2025) | Aptauja slēgta |
| 83000 | prEN ISO 11114-1 rev | Gas cylinders — Compatibility of cylinder and valve materials with gas contents — Part 1: Metallic materials | Izstrādē |
| 82751 | prEN ISO 11114-2 rev | Gas cylinders — Compatibility of cylinder and valve materials with gas contents — Part 2: Non-metallic materials | Izstrādē |
| 81483 | prEN ISO 13769 rev | Gas cylinders — Stamp marking | Izstrādē |
| 80089 | prEN ISO 17879 | Gas cylinders - Self-closing cylinders valves - Specification and type testing (ISO/DIS 17879:2026) | Aptauja |
| 79797 | prEN ISO 18119 rev | Gas cylinders — Seamless steel and seamless aluminium-alloy gas cylinders and tubes — Periodic inspection and testing | Izstrādē |
| 22986 | prEN ISO 18572 | Transportable gas cylinders - Specification for the design and construction of refillable transportable seamless aluminium alloy gas cylinders up to and inlcuding 0.5 liters | Izstrādē |
| 34242 | prEN ISO 22435 rev | Gas cylinders - Cylinder valves with integrated pressure regulators - Specification and type testing | Izstrādē |
| 71609 | prEN ISO 23826 | Gas cylinders - Ball valves - Specification and type testing | Izstrādē |
Displaying 501-510 of 512 results.