Stainless Steel 321 Pipe Fittings

February 3, 2023


Which is better: stainless steel 347 fittings or SS 321 pipe fittings? All stainless steel of the 300 series belongs to an austenitic grade alloy specification. The Stainless Steel 321 Pipe Fittings, as well as the 347 grade, have similar chemical and mechanical properties. The 321 SS is a titanium stabilized grade that allows it to handle carbide precipitation temperatures between 425 to 850 degrees C. It has 5 times TI content…