Orji had an impeccable performance, as she established a wide gap to her closest challengers.
Poland’s Marzena Zieba finished second with a lift of 134kg, while Melaica Tuinfort of Netherlands took bronze lifting her best mark of 130kg.
Nigeria now has 8 gold, 2 silver and bronze medal, bringing a total haul of 11 medals.
Nigeria is currently 10th on the overall medals standing, and number one in Africa.
Earlier on Tuesday, Flora Ugwunwa set a new world record in the women’s javelin – F54 event to give Nigeria her seventh gold medal.
She recorded a throw of 20.25 metres after six attempts to win the gold medal and took Nigeria’s tally to seven gold, two silver and one bronze.