GOST 21672-99

State system for ensuring the uniformity of measurements. Parameters of ultrasonic fields. General requirements to measuring methods and characterization of fields in the frequency range 0,5 to 40 MHz

Through type Y pipe connections with a ball nipple. Design and basic dimensions

Seamless and welded steel tubes. Part 5. Magnetic particle inspection of ferromagnetic tubes for the detection of surface imperfections

Digital terrain models. Feature catalogue. Requirements for structure

Indoor, ambient and workplace air. Sampling and analysis of volatile organic compounds by sorbent tube/thermal desorption/capillary gas chromatography. Part 1. Pumped sampling

Electro-optical elements. Method of measuring the initial constant phase delay