标准号:UNI EN ISO 10438-4-2009
英文标准名称:Petroleum, petrochemical and natural gas industries - Lubrication, shaft- sealing and control-oil systems and auxiliaries - Part 4: Self-acting gas seal support systems Industrie del petrolio, petrolchimiche e del gas naturale - Sistemi di lubrificazion
标准状态:A
标准类型:国际标准