ASTM A387 grade 11 class 2 equivalent ASME steel

ASTM A387 grade 11 class 2 steel has a nominal chromium content of 1.25% and nominal molybdenum content of 0.50%. The high levels of chromium provide A387 grade 11 class 2 steel with outstanding oxidation and corrosion resistance. What is ASTM A387 grade 11 class 2 equivalent ASME steel?

ASTM is the American Society for Testing and Materials, while ASME is the American Society for Mechanical Engineers. Though the two standards come from different publishers, they are the equivalent of each other and cover the same specifications. ASTM A387 grade 11 class 2 equivalent ASME steel is SA387 grade 11 class 2.

ASTM A387 grade 11 class 2 equivalent ASME steel is chrome moly steel. Both ASTM A387 and ASME SA387 steels are used specifically for pressure vessels and welded boilers that operate under elevated temperatures.