Down SFC holders Kilcoo were eliminated by Burren in a narrow semi-final defeat.
The Magpies lost to St Mary's by nine points in a tight contest at Pairc Esler.
Keady emerged as the winners of the Armagh Senior Hurling Championship.
Burren overcame Kilcoo with a scoreline of 1-20 to 4-16 in the second half of the match.
Miceal Rooney, Paul Devlin and Ceilum Doherty contributed goals for the defeated Kilcoo side.
Kilcoo had taken a four-point lead with twenty minutes remaining before the final whistle.
Odhran Murdock scored two early penalties to put Burren ahead in the first half.
Niall Toner netted a crucial goal for Burren following an assist from Paddy Burns.
Liam Kerr provided six points for St Mary's who defeated the Magpies in Newry.
Ryan Treanor scored the fourth goal for Burren to seal their place in the decider.
Clonduff will face the winner of the Kilcoo-Burren match in two weeks' time.
The final clash between Clonduff and the giant-killers will determine the county hurling champion.