PNST 829-2023

Thermoplastics pipes. Method for determination of tensile properties. Part 2. Pipes made of unplasticized poly(vinyl chloride), chlorinated poly(vinyl chloride) and high impact poly(vinyl chloride)

Welded joints of polyethylene, polypropylene and polyvinyl chloride. Main types, constructive elements and dimensions

Optics and photonics. Optical details. Typical technological processes for coating optical parts used in laser devices for the spectrum range from 2500 to 14000 nm

System engineering. System analysis of system quality management process

Grinding materials from silicon carbide. Specifications

Polymer composites constructions for foot-bridges. Specifications