15CrMoR yog cov hlau rau cov hlab ntsha siab.
Cov khoom siv qhia: "15" yog cov ntsiab lus carbon ntawm 0.15% "Cr" yog cov khoom xyaw uas muaj qee yam tshuaj lom neeg - chromium "Mo" yog cov khoom xyaw uas muaj qee yam tshuaj lom neeg - molybdenum "R" yog cov khoom xyaw. thawj tsab ntawv ntawm lub thawv phaj muaj peev xwm 15CrMoR.
Kev kho cua sov feem ntau siv: normalizing + tempering. Thaum qhov kub thiab txias qis dua 550, nws muaj zog dua durability.
