Стандарты

Стандарты CNIS

CNIS GB/T 11690-89 Marine cast steel flanged lift check valves

Наименование: CNIS GB/T 11690-89 Marine cast steel flanged lift check valves

Разработчик CNIS (China National Institute of Standardization (CNIS))

Язык: Английский

Формат поставки: PDF

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