These metal discs are cut to fit between two pipe flanges and usually sandwiched between two gaskets. One of the metal discs is solid and is used for blinding...
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 assembly is usually used for critical process service, such as high pressure system or toxic, hydrocarbon or hazardous process fluids...