③ 合金成分 ,越王勾践剑 剑脊剑刃 剑格正中+S T (c) Sn at9) 10 20 1200 1400 1084,57*C L 1000 整王 1200 800 13,5 22.025.5 799*C 0.6 1000 6 a(Cu) 40C 日本武士刀 600 16.6 24.6 15,8 520 800 27,0 400 415C HAMON HA-MACHI YASURI-ME 350C KISSAKI YOKOTE HA (edge) (temperline) HADA (file marks) 11,0 32.6 (edge 600 (point) (grain) notch) MEI (signature 200 189PC 400 MUNE SHINOGI HORIMONO NAKAGO BOSHI (blade ridge) engraving) (back) (tanq) tempered SHINOGI-JI MUNE-MACHI 0 point) (blade tlat) (back notch) MEKUGI-ANA (tang hole) 0 10 20 30 40 Cu Sn(m%) Sn 材料科学与工程学院 School of Materials Science and Engineering材料科学与工程学院 School of Materials Science and Engineering • 日本武士刀 • 越王勾践剑 合金成分 剑脊 剑刃 剑格正中+S