DIN EN 3542:2022
航空航天系列 耐热镍基合金 NI-PH2801(Inconel X750)中的插入件、MJ 螺纹、螺旋线圈、自锁、带齿插入驱动器;英文版 prEN 3542:2021
Aerospace series - Inserts, MJ screw threads, helical coil, self-locking, tanged insertion drive, in heat resisting nickel base alloy NI-PH2801 (Inconel X750); English version prEN 3542:2021