| 摘要 |
<p>Invention patent of metastable austenitic cold deformed 'work hardened stainless steel for springs', with 17.0 to 19.0 % Cr, 8.0 to 10.0 % Ni, up to 0.03 % C, 0.006 to 0.16 % N, up to 1.0 % Si, 1.0 to 2.0 % Mn, up to 0.8 % Mo, up to 0.045 % P, up to 0.030 % S and the rest mainly of iron (Fe) and inevitable residuals, being the alloy especially appropriated for spring manufacture that need good resistance to corrosion, having the steel after the cold deformation, high mechanical properties and better resistance to corrosion than UNS S30200 steel, even when submitted to heat treatment of tempering, being the steel appropriated to use as wire rod, bars, wires, sheets and strip forms.</p> |
