Manufactured Sythesis of Stainless Steel 235MA is Nickel, copper, silicon, manganese, etc, 235MA grade combines incredible assistance properties at high temperature. It is easily made. Stainless Steel 235MA Flanges are incredible oxidation impediment property at high temperature. This compound substance nickel in low sum, which gives a couple of advantages in diminishing sulfide envir... https://www.shasanpiping.com/253-ma-[S30815]-flanges-manufacturers-exporters-suppliers-stockists.html