Bakhtiar came second in the men’s up to 65kg category with a 201kg lift.
Chinese powerlifter Shiwei Zhou won the gold medal with 205kg and Algerian Hocine Bettir grabbed the bronze with 192kg.
Iran’s Roohollah Rostami and Amir Jafari had also won two silver medals in the competition earlier.
The event has gathered athletes from 70 nations in the pursuit of medals and LA28 qualification as Egypt hosts the inaugural Para Powerlifting Worlds.