ASTM A249/ASME SA249 Standard Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

Chemical Composition of ASTM A249 TP304L Stainless Steel Pipes

C % Mn % P % S % Si % Cr % Ni %
0.035 max 2.00 max 0.040 max 0.030 max 1.00 max 18.0-20.0 8.0-12.0

 

Mechanical Properties of ASTM A249 TP304L Stainless Steel Pipes

Tensile Strength, Mpa Yield Strength, MPa Elongation, % Hardness, HB
485 min 170 min 35 min 90 max