Parinaaz | Questions Parinaaz10QuestionsAnswersReputations 1 Ans Pigging Innovations 1.31K viewsAdmin Answered question Pipeline 1 Ans What are WRC 107 / WRC 297? 1.80K viewsAdmin Changed status to publish WRC 107 WRC 297 1 Ans What is the seat material and where to go for soft seat and metal seat? 2.37K viewsAdmin Changed status to publish metal seat seat material 1 Ans What is single stage and multi-stage centrifugal pump? 2.53K viewsAdmin Changed status to publish centrifugal pump multi-stage centrifugal pump single stage centrifugal pump 1 Ans What is FBE coating thickness? 1.59K viewsAdmin Changed status to publish 1 Ans Why Series A preferred than Series B for large size flanges? 1.79K viewsAdmin Answered question Series A Series B 1 Ans Difference between a tube and a pipe? 1.84K viewsAdmin Changed status to publish 1 Ans What is the second law of thermodynamics? 1.73K viewsAdmin Changed status to publish 1 Ans Can you explain difference between a column and strut? 2.31K viewsAdmin Changed status to publish