Standards World

ISO 527-1:2019 pdf free download - Plastics一Determination of tensile properties一 Part 1: General principles. 7.2 Dumb-bell specimens that break or slip inside the grips shall be discarded and further specimens shall be tested. 8 Conditioning The test...

ISO 945-1:2019 pdf free download - Microstructure of cast irons一 Part 1: Graphite classification by visual analysis. Form and distribution of graphite shall be determined by using the reference images, given in Figures 1 and 2 (see...

ISO 22516:2019 pdf free download - Paints and varnishes一Practical determination of non-volatile and volatile matter content during application. 33 volatile matter VM loss by mass obtained by evaporation under specified conditions of test 3.4 volatile matter after...

ISO 21927-4:2019 pdf free download - Smoke and heat control systems一 Part 4: Natural smoke and heat exhaust ventilators - Design, requirements and installation. Furthermore, a maximum distance of 10 m and a minimum distance of 5...

ISO 21618:2019 pdf free download - Fine ceramics (advanced ceramics, advanced technical ceramics )一 Test method for fracture resistance of monolithic ceramics at room temperature by indentation fracture (IF) method. 7.8 Measurement of indentation size 7.8.1 Measure...

ISO 20740:2019 pdf free download - Martial arts一Wushu Taiji sword一 Requirements and test method. 5.7.3 The blade shall not be turned and the surface shall be free of chips, cracks, apparent scratches or spots. 5.7.4 The surface...

ISO 20078-2:2019 pdf free download - Road vehicles一Extended vehicle (ExVe) web services一 Part 2: Access. This document defines how to access Resources on a Web services interface of an Offering Party using the Hypertext Transfer Protocol Secure...

ISO 18646-2:2019 pdf free download - Robotics - Performance criteria and related test methods for service robots - Part 2: Navigation. 4.1 General The robot shall be completely assembled, fully charged and operational, based on the manufacturer...

ISO 17735:2019 pdf free download - Workplace atmospheres一 Determination of total isocyanate groups in air using 1-(9-anthracenylmethylpiperazine (MAP) reagent and liquid chromatography. 5.5.4 Post-column acid mobile phase Dilute 35 ml of 85 % mass fraction phosphoric acid...

ISO 17072-1:2019 pdf free download - Leather - - . Chemical determination of metal content - Part 1: Extractable metals. 7.3 Determine the volatile matter content in accordance with ISO 4684. The same sample of leather can...