How many marks are required in mains to join NIT wrangal
You will have to score 250 and more for core branches.
200 and more for other branches.
Although it may vary as cutoffs changes every year.
Go through the link for detailed info.
https://www.careers360.com/university/national-institute-of-technology-warangal
I hope this helps.
Cutoff os different for all streams and quotas and category.
Detailed cutoff reports shared below for NITs warangal via Jeemain as per 2017 and 2016 trends.
https://engineering.careers360.com/articles/jee-main-cutoff-for-nit-warangal