鍛造Ⅲ

[313] Development of Continuous Lubrication Introduction Method in Forward extrusion
Second report: Application of lubrication sealing method to Double-Stepped Shapes

*林 祐弥¹, 高橋 光², 柳田 明³ (1.東京電機大・院, 2.東京電機大・学, 3.東京電機大)