T-Shirt cannon pnuematic set ups

[Tom Line]

Originally Posted by gorrilla

pressure rated pvc pipe is perfectly fine to us as long as you dont exceed the rating

abs plastic is not pressure rated but when it fractures its like safety glass on a car YOU SHOULD NEVER USE ABS PIPE



steel pipe is the best but most people dont have lots of money for steel pipe



bottom line you can use pressure rated pipe as long as you are smart and dont exceed the rating

It terrifies me when people make posts like this without understanding they may very well be placing somebody in harms way.

I wonder what type of professional engineering or material engineering degree this person has. I wonder what license and what expertise are this person bases his statement on.

OSHA and the manufacturers say NO.

http://www.osha.gov/dts/hib/hib_data/hib19880520.html