What does AU and PU represent in U steel sheet pile

Steel sheet pile type U, Z type, AS type, U type is more commonly used, because behind the two either from the production or construction is complex, the price is higher than the U type steel sheet pile 1/3, only in the United States and Europe is more common. The most widely used in Asia for U type, and PU type and AU type, many of my friends do not know the difference between AU and PU type steel sheet pile, in fact, AU and PU respectively refer to the U type of hot rolled steel sheet pile wall thickness is Arcelor Mittal Steel. Pile type:

1, AU refers to the 750mm effective width of U hot rolled steel sheet pile;

2, PU refers to the 600mm effective width of U hot rolled steel sheet pile;

Thus, the wall thickness of AU hot rolled steel sheet pile is larger than that of PU hot rolled steel sheet pile.