Different names of ASME SA572 Grade 55 low alloy structure steel

Low alloy steel is also known as high strength low alloy steel or HSLA steel in the United States, such as ASME SA572 Grade 55 low alloy structure steel is named as SA572 Grade 55 HSLA steel. Russia and Eastern European countries call it SA572 Grade 55 low alloy steel, while Japan calls it SA572 Grade 55 high strength steel.

SA572 Grade 55 steel was renamed as low alloy construction steel, common low alloy steel, low alloy structure steel, low alloy steel high strength structural steel , etc.

In China, Low alloy steel such as ASME SA572 Grade 55 low alloy structure steel is a more general steel, which includes not only high strength low alloy steel, but also low alloy stamping steel, low alloy corrosion resistant steel, low alloy wear resistant steel, low alloy low temperature steel, low alloy structural steel and so on.

So you may be confused with the different names of ASME SA572 Grade 55 low alloy structure steel. However, please remerber the grade is SA572 Grade 55, then you will not make mistake in choosing the material. If you still have any question, please feel free to communicate with BBN steel.