Flanges and their joints. Qualification of personnel competency in the assembly of the bolted connections of critical service pressurized systems— 20 стр.
23.040.60 Flanges, couplings and joints / Фланцы, муфты и соединения
03.100.30 Management. Including staff training, staff responsibilities, staff qualifications and certification / Управление трудовыми ресурсами. Включая обучение персонала и выдачу сертификатов
