Chintan Shah, Automation Client Added Friday, March 11,2016 at 4:52 PM looking to automate Pipe ID measurement system with better coverage of product Answers 1 Arun Sinha , OPTO 22 Answered Thursday, March 17,2016 at 7:54 PM Inner Diameter measurement in a pipe or tube I think is less common. There are sensors out there that do a combination of OD and Thickness, via ultrasonic technology...so this could get you there. Other people have talked about getting the data and what t ...