Amirreza Dehbozorgi won the gold medal at the 48kg after defeating Ziya Babashov from Azerbaijan 3-1 in the final.
Bronze went to Rupin Rupin of India, who beat South African Riehan Botha, and to Kazakhstan's Yerbol Kamaliyev, who defeated Alibek Amirov from Russia.
Shahrokh Abouzar Mikaeili also took a gold, beating Armenian Razmik Kurdyan in the 110kg final.
European champion Mate Gokadze from Georgia had to settle for the bronze medal after losing to Kurdyan in his semi-final, but got on the podium by defeating Poland's Dominik Krawczyk.
The other 110kg bronze went to Adolf Baszo, the Hungarian wrestler winning against Grigorios Kontovounisios of Greece.