Hellow guys, Welcome to my website, and you are watching Diaphragm valve 3D animation #engineering #mechanism #refinery #chemical #funnyshorts #chemical. and this vIdeo is uploaded by Er. Sameer Ali Ansari at 2025-04-17T04:41:39-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.