Assembly exercise: butterfly valve and non-return valve Assembly, disassembly and maintenance of industrial fittings Features - practical exercise based on the assembly of a butterfly valve and a non-return valve - part of the GUNT Practice Line for assembly, maintenance and repair Learning objectives/experiments - design and function of a butterfly valve - design and function of an a non-return valve - assembly and disassembly, including for the purposes of maintenance and repair - replacing components (e.g. seal) - comparison of 2 different valves and fittings - reading and understanding engineering drawings and operating instructions - together with the valves and fittings test stand MT 162 -- leak testing of the assembled valve Specification [1] learning concept for assembly exercises on valves and fittings [2] butterfly valve with manual adjuster, as set of parts [3] typical non-return valve, as set of parts [4] complete assembly tool kit [5] valve parts and tools housed in a sheet-steel tool box [6] part of the GUNT Practice Line for assembly, maintenance and repair Technical data Butterfly valve with flange connections - DN40, PN16 - materials: housing: grey cast iron; disk, shafts: stainless steel; sleeve: rubber; hand lever: aluminium; bush: bronze Non-return valve with flange connections: - DN25, PN16 - materials: housing: grey cast iron; taper, spring: stainless steel; flat seal: graphite LxWxH: 720x360x310mm (tool box) Weight: approx. 35kg