标 准 编 号:DIN 86266-2006 简体中文标题:船舶和航海技术.法兰连接的超轻型晶片式和有法兰的碟形阀. DN 50至DN 125, PN 10 繁体中文标题:船舶和航海技术.法兰连接的超轻型晶片式和有法兰的碟形阀. DN 50至DN 125, PN 10 English Name:Ships and marine technology - Butterfly valves for flanges extra light duty wafer type and flanged type - DN 50 to DN 125, PN 10