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Application filed by Gainsmart Group LtdfiledCriticalGainsmart Group Ltd
Publication of TW200641154ApublicationCriticalpatent/TW200641154A/en
An air-cast ultra-high strength stainless steel prepared by combining Si, Cr, Cu, Mo, Ni, Co, W, and Fe, wherein the steel has a yield strength of greater than about 215,000 psi, a tensile strength of greater than about 240,000 psi, and an elongation of greater than about 6 percent. In a preferred embodiment, the air-cast ultra-high strength stainless steel includes at least one ingredient selected from the group consisting of C, V, Mn and mixtures thereof The steel may comprise up to 0.08 percent by weight C, in the range of from about 0.3 to 1.5 percent by weight Si, in the range of from about 9 to 13 percent by weight Cr, in the range of from about 0.3 to 3 percent by weight Cu, in the range of from about 2.5 to 4.5 percent by weight Mo, in the range of from about 4 to 7 percent by 10 weight Ni, in the range of from about 7 to 13 percent by weight Co, in the range of from about 0.2 to 2 percent by weight W, up to about 0.5 percent by weight V, and a remaining amount Fe.
TW094115898A2003-04-082005-05-17Ultra-high strength stainless steel and method for making same
TW200641154A
(en)