Reducing tees are always described in the same way regardless of what material they are made from. To accurately describe a reducing tee, you first identify the largest run size connection of the tee
Threaded Reducing Tee ASME B16.11
What does WOG stand for?
Pipe Fittings Tees & Reducing Tees
Anvil 8700121307 Malleable Iron Pipe Fitting, Reducing Tee, 3/4 x
25x25x20mm Reducing Tee Connector
What is NSF / ANSI 14 Certification?
Reducing Tee, Threaded Fitting, Malleable Iron, Black
Buttweld Unequal Tee, SS Butt weld Reducing Tee, ANSI B16.9
Moulded Reducing Tees - Advanced Piping Systems
Everflow Supplies part number GMRT0342 3/4 inch x 1/2 inch galvanized malleable reducing tee 100% pressure tested for 150 lb. rating Female Threaded
HNSU0564 3/4 x 1/2 Galvanized Malleable Reducing Tee with Female Threaded Fitting