STB PDF

Gas analysis - Contents of certificates for calibration gas mixtures (ISO 6141-2015). Original standard UNE-EN ISO 6141-2015 in PDF full version. Additional info + preview on request

Document status: Active

Gas analysis - Preparation of calibration gas mixtures Part 1- Gravimetric method for Class I mixtures (ISO 6142 1-2015). Original standard UNE-EN ISO 6142-1-2016 in PDF full version. Additional info + preview on request

Document status: Active

Gas analysis Preparation of calibration gas mixtures using dynamic methods Part 1- General aspects (ISO 6145-1-2019). Original standard UNE-EN ISO 6145-1-2020 in PDF full version. Additional info + preview on request

Document status: Active

Gas analysis Preparation of calibration gas mixtures using dynamic methods Part 7- Thermal mass flow controllers (ISO 6145-7-2018). Original standard UNE-EN ISO 6145-7-2020 in PDF full version. Additional info + preview on request

Document status: Active

Connections for hydraulic fluid power and general use Ports and stud ends with ISO 261 metric threads and O-ring sealing Part 1- Ports with truncated housing for O-ring seal (ISO 6149-1-2019). Original standard UNE-EN ISO 6149-1-2020 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN ISO 6149-1-2023

Connections for hydraulic fluid power and general use Ports and stud ends with ISO 261 metric threads and O-ring sealing Part 2- Dimensions, design, test methods and requirements for heavy-duty (S series) stud ends (ISO 6149-2-2006). Original standard UNE-EN ISO 6149-2-2008 in PDF full version. Additional info + preview on request

Document status: Active