STM PDF

isoAmyl ethyl ketone for industrial use - List of methods of test. Original standard ISO 2500-1974 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Methyl ethyl ketone, isobutyl methyl ketone and isoamyl ethyl ketone for industrial use - Determination of alcoholic impurities - Volumetric method. Original standard ISO 2501-1974 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Gas welding equipment - Pressure regulators and pressure regulators with flow-metering devices for gas cylinders used in welding, cutting and allied processes up to 300 bar (30 MPa). Original standard ISO 2503-2009 in PDF full version. Additional info + preview on request

Document status: Active

Gas welding equipment - Pressure regulators and pressure regulators with flow-metering devices for gas cylinders used in welding, cutting and allied processes up to 300 bar (30 MPa) - Amendment 1. Original standard ISO 2503-2009 amd1-2015 in PDF full version. Additional info + preview on request

Document status: Active

Thermoplastics pipes - Longitudinal reversion - Test method and parameters. Original standard ISO 2505-2023 in PDF full version. Additional info + preview on request

Document status: Active

Systems and software engineering - Systems and software Quality Requirements and Evaluation (SQuaRE) - Common Industry Format (CIF) for reporting usability evaluations. Original standard ISO 25062-2025 in PDF full version. Additional info + preview on request

Document status: Active