What is the difference between TP317LN and TP317L stainless Welded pipe?   TP316 and TP317 Physical Properties: The physical property data which follows represent the iron-chromium-nickel-molybdenum class of stainless steels. For all practical purposes, the data are applicable to Stainless welded pipe 317LN and Stainless welded pipe Alloy 317L stainless steels. All properties are at […]