Petroleum and natural gas industry. Special requirements for structures of the continental shelf. Control and inspection methods for management of structural integrity
State system for ensuring the uniformity of measurements. Dispersed characteristics of nanometric aerosols and suspensions. Measurement methods. Basic principle
Conformity assessment system for the use of nuclear energy. Accessories for ultrasonic testing of base materials (semiproducts), welded joints and cladded surfaces of equipment and piping of nuclear power installations. General requirements
