The competition was held in the Spanish seaside resort of Benidorm for the third consecutive year.
The Iranian team claimed six gold medals, five silvers and two bronzes.
South Korea became runner-up, winning five gold medals, five silvers and two bronzes.
Germany finished in third place in the standings with three gold medals.
Gold medals:
Mohammadreza Sartomi (180 cm category)
Hesam Larijani (over 180 cm category)
Mohsen Samadi (over 100 kg category)
Mohsen Samadi (overall title)
Hossein Kalateh (over 95 kg category)
Mahdi Heydari (70 kg category)
Silver medals:
Mahdi Ghanavati (90 kg category)
Hamed Mahmoud Eini (85 kg category)
Davoud Shokrollah (80 kg category)
Akbar Sarbaz (180 cm category)
Bronze medals:
Mazaher Tabani Abarghani (100 kg category)
Shantia Lakpour (173 cm category)