Sheet piles are new environmental-protection construct steel products which wide apply in the fields such as wharf

dock

pier

dyke

embankment

retaining wal] and weir projects. The sheet piles have many advantages including high strength

light

waterproof

strong endurance

obvious environmental-protection effect

construction simplicity

strong function for rush to deal with an emergency (a breach in an embankment) etc. The development

engineering application

standard and market prospects in China are analyzed.