www.outokumpu.com Notes: * Microstructure: F = Ferritic; M = Martensitic. D = Duplex, A = Austenitic. ** Also UNS S31803. *** Also UNS N08904. (PR): Grades also available as PRODEC. §= On request. 3805, 3952 & 3964 = AMANOX. 4696 & 4698 = RADIONOX. Tread plate is available in some steel grades and dimensions, please be in contact for further information. Hot Rolled Plate – Pro