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Rerating (additional design) in existing lines
Thank you for the value answers!! GMISS is a team that outlines requirements to assure that equipment used to process, store or handle chemicals are designed, constructed, installed and maintained to minimize the risk of release of chemicals. This team did an assesment and this unloading line...- Stouthamer
- Post #6
- Forum: Pipelines, Piping and Fluid Mechanics engineering
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Rerating (additional design) in existing lines
This overaged line has been monitored by the GMISS-team and the wallthickness is still within the pipe spec rating. The normal oparating is 6Bar but when the emergency block valve closes at high level high high on the vessel(Probably never happens anyway) we have to take in acount a calculated...- Stouthamer
- Post #3
- Forum: Pipelines, Piping and Fluid Mechanics engineering
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Rerating (additional design) in existing lines
How to rerate an existing 150# line when hydraulic testing is not possible. The design is 10 Bar and water testing @15Bar 30 yrs ago. Due to introducing a slow closing EBV 70 sec. the surge is still 18 Bar. Acc code B31.3 this shall be the new design pressure and therefore water tested again...- Stouthamer
- Thread
- Replies: 6
- Forum: Pipelines, Piping and Fluid Mechanics engineering
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Select flanged ballvalve type in oxygen service?
What type ballvalve-flanged do I have to select in the Oxygen service must be grease free?- Stouthamer
- Thread
- Replies: 2
- Forum: Pipelines, Piping and Fluid Mechanics engineering
