The Group introduced Ductile Iron tapping saddles
and fittings such as bends, sockets, collars and tapers.
The production of Cast iron heavy pipes (DN 100 -
DN 350) in diameter.
Yew Lean Foundry & Co started as a cast iron foundry
by three founding partners. Its principal activities
then were centered on the production of cast iron fittings
and other castings.