Gas supply systems - Gas pressure regulating stations for transmission and distribution - Functional requirements; German version EN 12186:2000 + A1:2005— 31 стр.
23.060.40 Pressure. Including pressure-reducers / Регуляторы давления. Включая редукторы
75.200 Petroleum. Including petroleum and natural gas storage devices, distribution systems, pipelines, petrol stations, dispensing devices, etc. / Оборудование для переработки нефтяных продуктов и
