| 摘要 |
PCT No. PCT/SE92/00688 Sec. 371 Date Mar. 3, 1994 Sec. 102(e) Date Mar. 3, 1994 PCT Filed Oct. 2, 1992 PCT Pub. No. WO93/07303 PCT Pub. Date Apr. 15, 1993.Precipitation hardenable martensitic stainless steel of high strength combined with high ductility. The Iron-based steel comprises of about 10 to 14% chromium, about 7 to 11% nickel, about 0.5 to 6% molybdenum, up to 9% cobalt, about 0.5% to 4% copper, about 0.4 to 1.4% titanium, about 0.05 to 0.6% aluminium, carbon and nitrogen not exceeding 0.05% with iron as the remainder and all other elements of the periodic table not exceeding 0.5%. |
