... (725PSI); 4. Easy install 5. 100% inspection. Stainless steel pipe edge trimmer is an easy tool to make the pipe ... cold and hot water supply, heating supply, fire protection, medicinal gas, industrial petroleum pipeline system etc. It has already replaced welding ... O ring), -- Suit medium: cold water, hot water, compressed air, gas, oil etcSealing ring material:Option 1. CIIR(Chlorinated butyl rubber ...