You can use 3.3 borosilicate glass pipe line for piping .But you should check the pressure withstanding.This can work for 70% sulfuric acid for even higher temperatures.
You should discuss the same with industrial glass manufacturer like QVF.
DEAR ELDERX
IN INDIA NO. OF MANUFACTURERS OF BOROSOILICATE GLASS LINE
WHICH CAN GIVE YOU DESIGN ,SUPPLY OF GLASS LINE AND CONDENSERS.
PLEASE THROW ON THE CONDENSER HEAT TRANSFER AREA REQUIREMENT ,BRIEF PROCESS REQUIREMENT ,THE SKETCH FOTHE ARRANGEMENT SO I CAN HELP YOU MORE ...
