There are over 150 types of stainless steel, but there are only three that most common for exterior use:grades 304, 316, and 430. Each type of stainless steel has a different measure of alloy metals, affecting its durability and cost. G rade 304 stainless steel is the most commonly used of the 300 series. Its alloy metals - 18% chromium and 8%
China S355j0w / S355j2w / S355j0wp / S355j2wp Weather S355J2WP weather proof steel sheet is hot rolled structural steel with anti-corrosion feature, also called corten steel and atmosphere corrosion resistance steel. S355J2WP weather proof steel sheet is widely used for architecture, smkoekstacks, sculpture, train, containers, bridges ect. projects.
bridge applications. Among its various grades, Grades 50W and HPS 50W are available in rolled shapes. Other grades such as HPS 70W, cover plates of various thick-Chicagos richard J. Daley Center, as well as its iconic Pablo Picasso sculpture, was the first building to be entirely built with exposed weathering steel. Photos by Keith GrubbSA588 HSLA steel, SA588 weathering steel, corten steel ASME SA588 corrosion resistant steels are BBN STEEL main products, The Weathering Resistant Steel material forms its own protective layer when exposed to atmospheric elements. Essentially, the top layer corrodes and then protects the steel beneath it.