This product, the 971 has a Ductile Iron Body with an Aluminum Bronze Disc. Liner bonded to steel backing ring. It has high strength, low friction bearings for upper and lower shafts, to restrain shaft deflection and ensure effective stem sealing.
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This download will include all size variations of the 971 Butterfly Valve by Hattersley you may require.
Please load this component via the type catalogue to display alternate sizes.Read more
Accompanying literature coming soon.