Stainless steel like stainless steel DIN fitting offers a wide range of benefits to the architect and designer of plumbing systems: Material Benefits The combining of corrosion resistance with high strength allows the reduction in wall thickness and weight. Stainless steel is resistant to heat and chemical damage. It can withstand very high flow rates - in excess of 40m/s, making it capable to withstand long-term exposure to the elements in almost any environment. http://www.jrfluid.com/stainless-steel-fitting/stainless-steel-din-fitting/