标 准 号：DIN 2194-2002简体中文标题：圆线和圆条制螺旋弹簧.冷缠扭力弹簧(蝶形弹簧).质量规范繁体中文标题：圆线和圆条制螺旋弹簧.冷缠扭力弹簧(蝶形弹簧).质量规范ENGLISH NAME：Helical springs made of round wire and rod - Cold coiled torsional springs (leg springs) - Quality specifications...