Introc'---*:-- 上善室五大滓 Effective Strain(-1) Forging 398.5 378.5- 358.5 338.5- 318.5- 298.5- 278.5- 258.5- 238.5- 218.5 198.5- 1785- 158.5- 138.5- 118.5 98.5 78.5- 58.5 38.5- 18.5- -15 -21.5- 41.5- 61.5- -182.4 -824 17.6 117.6 217.6Institute of Forming Technology & Equipment Introduction Forging 6