Free Standards Library

ISO 7902-3:2020 pdf download - Hydrodynamic plain journal bearings under steady-state conditions — Circular cylindrical bearings — Part 3: Permissible operational parameters. 6 Operational parameters to avoid excessive mechanical loading The maximum permissible specific bearing load, p...

ISO 7752-5:2021 pdf download - Cranes — Control layout and characteristics — Part 5: Bridge and gantry cranes. Scope This document establishes the arrangement, requirements and direction of movement of the basic controls for travelling, traversing, slewing,...

ISO 7299-2:2021 pdf download - Diesel engines — End-mounting flanges for pumps — Part 2: High-pressure supply pumps for common rail fuel injection systems. 1 Scope This document specifies dimensional requirements for 10 types of end-mounting flanges...

ISO 6469-3:2021 pdf download - Electrically propelled road vehicles — Safety specifications — Part 3: Electrical safety. 3.19 fault protection protection against electric shock (3.14) under single-fault conditions 3.20 fuel cell stack assembly of two or more...

ISO 6370-2:2020 pdf download - Vitreous and porcelain enamels — Determination of the resistance to abrasion — Part 2: Loss in mass after sub-surface abrasion. 7 Test specimens 7.1 Prepare the test specimens in accordance with the...

ISO 6182-16:2020 pdf download - Fire protection — Automatic sprinkler systems — Part 16: Requirements and test methods for fire pump relief valves. 4.8 Leakage and deformation (see 6.3) 4.8.1 There shall be no leakage, permanent distortion...