Spectacle Blind / 8 Blind / Line Blanks
An '8 blind' or a 'spectacle blind' is a piping fitting that is used for providing positive isolation. It consists of a...
Tag - positive isolation
Positive isolation while performing maintenance or repair activities on process facilities means that,
All the hazardous energy sources must be identified
All...
Double block and bleed valve assembly
Double block and bleed valves are used to achieve positive isolation when performing maintenance activities in a live...