A gasket is a mechanical seal which fills the space between two or more mating surfaces, generally to prevent leakage from or into the joined objects while under compression.
Seal gaskets are very common spare parts for equipment. Are you installing the right gaskets in your plant? If they are not installed correctly, the gaskets can be damaged during the operation of the equipment and may even be dangerous. What tools are needed for installation The following equipment needs to be prepared before installation. […]
what is the purpose of the spiral wound gasket colour coding? Answer: To identify the material (Based upon the gasket colour coding we can easily identify whether the correct gasket has installed or not during final walk down and before commissioning the line.)
On which type of flanges the use of spiral wound gasket are restricted? Answer: ASME B16.5 does not recommend the use of 150# rating spiral wound gasket on flanges other than welding neck and lapped joint type.
What will be the AARH finish on flange face for using spiral wound gasket? Answer: 125-250 AARH finish.
What is centering ring in connection to spiral wound gasket? Answer: Spiral wound gaskets are provided with carbon steel external ring called centering ring to assist in centering the gasket while installation.
Which material is used as filler material for spiral wound gasket in case of high temperature services? Answer: For very high temperature services, graphite filler is used.
What are the most common materials used for spiral wound metallic gasket winding? Answer: The most commonly used material for spiral wound metallic gasket winding is: – A. Austenitic stainless steel 304 with asbestos filler. B. Austenitic stainless steel 316 with asbestos filler. C. Austenitic stainless steel 321 with asbestos filler.
What are the criteria for selection of MATERIAL OF CONSTRUCTION of Spiral Wound metallic Gasket winding material? Answer: The selection of material of construction for Gasket winding depends upon: – A. The corrosive nature and concentration of fluid being carried. B. The operating temperature of the fluid. C. The relative cost of alternate winding material. […]
Which type of gasket is recommended for high temperature & high-pressure application? Answer: Spiral Wound Metallic Gasket
What is the most commonly used material for Gasket? Answer: Compressed Asbestos Fibre.
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