(1) Cov ntsiab lus: Ntxiv rau qhov yuav tsum tau muaj qee theem ntawm lub zog thiab lub zog, nws kuj yuav tsum muaj cov khoom siv sib xws thiab kev txwv nruj rau cov teeb meem tsis
Hom hlau no feem ntau yog siv rau hauv lub xeev kub dov thiab cua txias thiab tsis xav tau kev kho cua sov tshwj xeeb. Lub microstructure hauv kev siv feem ntau yog ferrite + sorbi
(1) Cov pa roj carbon tsawg: Vim muaj qhov yuav tsum tau ua kom tawv, weldability, thiab txias formability, nws cov ntsiab lus carbon tsis tshaj 0.20%; (2) Ntxiv cov ntsiab lus all
(1) Lub zog siab: Feem ntau, nws lub zog tawm los yog siab dua 300MPa; (2) High toughness: yuav tsum tau ib tug elongation tus nqi ntawm 15% mus rau 20%, thiab chav tsev kub tej ya
16Mn yog qib steel nrog kev siv ntau tshaj plaws thiab tsim cov hlau tsis tshua muaj zog hauv Suav teb. Lub microstructure hauv kev siv yog nplua-grained ferrite pearlite, nrog lub