Автор: Duvall J. Scott Название: Revelation ISBN: 0801075459 ISBN-13(EAN): 9780801075452 Издательство: Неизвестно Рейтинг: Цена: 31030.00 T Наличие на складе: Есть у поставщика Поставка под заказ. Описание: This standard provides current minimum functionality requirements for earthquake-actuated automatic gas shutoff devices. These devices contain both a means of sensing seismic activity and a way of shutting off the flow of gas. Applicable to systems carrying natural gas and propane, the devices are used in piping, equipment, and the appliances typically found in structures of three stories or less.
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