Sounds like the hard drive may be faulty and in need of replacement. You can test the drive to be more certain about that.
Use the drive manufacturer's diagnostic software. The links are here: http://www.tacktech.com/display.cfm?ttid=287
for those who can't delete partitions with a windows disk need to try this , I was unable to delete any partitions and then I came across this answer ,,,,, it was exactly what I needed and it worked !!https://answers.microsoft.com/en-us/windows/forum/windows_7-windows_install/trying-to-format-my-hdd-for-clean-win-7-install/709654ef-d6fd-4686-9145-a1e4bd5ee588?auth=1