标 准 编 号：DIN 40432-2000 简体中文标题：Pg7至Pg48钢管螺纹用二件一套的丝锥繁体中文标题：Pg7至Pg48钢管螺纹用二件一套的丝锥English Name：Sets of two taps for steel conduit thread Pg 7 to Pg 48...