Process necessities might require rubber or metal joints at various pressure ratings. But metal joints typically have increased pressure rankings than rubber joints’. Proof against abrasion, suitable for applications with abrasive/erosive media utilizing right products and/or linings. May be made for distinct chemical resistance but could call for supplemental coatings https://what-is-pressure-thrust46801.newbigblog.com/46046415/axial-expansion-joint-diagram-things-to-know-before-you-buy