Sizes: from 1/4" to 12".Types: Couplings, elbows (45/90°), tees, reducers, unions, and adapters.Material: ASTM B75 or B122 (alloy C12200 - Phosphorized Copper).Standards:Wrought Copper Fittings: ASME/ANSI B16.22.,Cast Copper Alloy Fittings: ASME B16.18.,Threaded Fittings: ANSI/ASME B1.20.1.