alloyed steel that contains small amounts of alloying elements (0.05 to 0.15 %) including Nb, V, Ti, Mo, Zr, B and rare-earth elements or combinations of thereof (see: high-strength low-alloy steel), legeerelementide (Nb, V, Ti, Mo, Zr, B ja haruldased muldmetallid) väga väikese sisaldusega (0,05-0,15 %) teras (vt kõrgtugev madallegeerteras)