ISO/FDIS 20928、ISO/FDIS 20929进入FDIS(最终国际标准草案)阶段投票

来源：模具工业, 2018, 44(08): 8.

<正>由德国提出、中国参与制定的2项ISO国际标准项目ISO/FDIS 20928 Tools for pressing—Spring plungers with helicoidal compression steel spring or gas spring《冲模螺旋压缩钢制弹簧或氮气弹簧弹顶销》和ISO/FDIS 20929 Tools for pressing—Heel guidings in large stamping and forming dies《冲