The Hitech rookie led from pole, with the formation lap beginning behind the security automotive earlier than a rolling begin. He quickly constructed up a robust result in second-placed Victor Martins, with a 2.3s hole by lap eight.
Regardless of a security automotive on lap 21 closing the hole, the younger Crimson Bull junior held on to safe his second win in as many weekends, having additionally taken victory in final weekend’s dash race at Silverstone.
Championship chief Martins held second for ART, whereas Prema Racing’s Ollie Bearman held off team-mate Arthur Leclerc for his third collection podium.
Moist situations noticed working begin behind the security automotive, whereas Alexander Smolyar stalled on the grid from 16th.
Prema’s Jak Crawford made it previous Franco Colapinto (VAR) and the Trident-run automotive of Zane Maloney on the primary lap to maneuver into eighth, whereas Caio Collet was additionally up two locations into 10th for MP Motorsport.
Martins was near Hadjar’s gearbox by lap three, with a wobble from the chief permitting his fellow Frenchman to shut the hole, however he pulled away once more shortly.
David Vidales and Pepe Marti made contact at Flip three as Marti tried to maneuver across the exterior on lap seven, however the pair each carried on.
Collet was gaining on Maloney by lap 9 and nearly bought previous at Flip three for ninth, however was compelled to attend a number of extra laps to get the transfer finished, with the pair making contact briefly at Flip 1 on the 11th tour.
Hadjar led by 2.5s by the midway mark, with one other 2.5s from Martins to Bearman.
Isack Hadjar, Hitech GP
Picture by: Crimson Bull Content material Pool
The yellow flags had been waved on lap 15 after Charouz team-mates Zdanec Chovanec and Francesco Pizzi collided at flip 10, with Federico Malvestiti spinning behind them. Pizzi was handed a 10s penalty for inflicting the collision.
Three laps later, the yellow flags had been waved once more after Zak O’Sullivan was spun by Pepe Marti, who suffered a damaged entrance wing, with David Vidales additionally making contact with the pair.
The Charouz battle continued regardless of the sooner contact, with Chovanec and Pizzi once more making contact on lap 21, inflicting a security automotive. The pair touched at Flip four, with Chovanec shunted into the air earlier than ending within the gravel lure.
Racing resumed two laps later, with Jonny Edgar and Crawford making contact at Flip 1, with Stanek and Kaylen Frederick additionally colliding. Although the pair saved working, Frederick suffered harm and was out on the following flip into the gravel.
Maloney took fifth, with Stanek in sixth and Colapinto seventh. Smolyar took eighth, having began in 16th, with William Alatalo and Ido Cohen rounding off the highest 10 for Jenzer Motorsport.
F3 Austria: Full characteristic race outcomes