Alloyed and high-alloyed steels. Methods for determination of phosphorus
Document status: Active
Single-seated, double-seated and cage control valve. General specifications
Document status: Active
Tubes of copper-nickel alloy MNZh5-1. Specifications
Document status: Replaced by GOST 17217-2018
Electric motor frequency changers with rated power of 250 kW and above. General specifications
Document status: Active
Main video channel of radio relay and satellite transmission system. Basic parameters and measuring methods
Document status: Active
Electrical household water-heaters. General specifications
Document status: Active
