CEN/TC 238
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 67717 | LVS EN 1749:2020 | Classification of gas appliances according to the method of supplying combustion air and of evacuation of the combustion products (types) | Standarts spēkā |
| 60267 | LVS EN ISO 6976:2016 | Natural gas - Calculation of calorific values, density, relative density and Wobbe indices from composition (ISO 6976:2016) | Standarts spēkā |
| 23968 | EN ISO 6975:2005 | Natural gas - Extended analysis - Gas-chromatographic method (ISO 6975:1997) | Standarts spēkā |
| 32828 | EN ISO 6145-1:2019 | Gas analysis - Preparation of calibration gas mixtures using dynamic methods - Part 1: General aspects (ISO 6145-1:2019) | Standarts spēkā |
| 81853 | EN ISO 6145-7:2018/prA1 | Gas analysis - Preparation of calibration gas mixtures using dynamic methods - Part 7: Thermal mass-flow controllers - Amendment 1: Correction of formula C.4 (ISO 6145-7:2018/DAM 1:2025) | Aptauja slēgta |
| 79472 | prEN ISO 13734 rev | Natural gas - Organic components used as odorants for fuel gases - Requirements and test methods (ISO/DIS 13734 rev:2026) | Aptauja |
| 59641 | LVS EN 437:2019 | Test gases - Test pressures - Appliance categories | Atcelts |
| 18766 | EN ISO 10101-1:1998 | Natural gas - Determination of water by the Karl Fischer method - Part 1: Introduction (ISO 10101-1:1993) | Atcelts |
| 11340 | LVS EN 437:2003 | Test gases - Test pressures - Appliance categories | Atcelts |
| 18757 | EN ISO 6326-5:1997 | Natural gas - Determination of sulfur compounds - Part 5: Lingener combustion method (ISO 6326-5:1989) | Atcelts |
Displaying 31-40 of 126 results.