QC/T 712-2011
汽车安全带用焊接螺母
Weld nuts for fixing the safety belt devices of vehicle
2011-12-20
T/ZZB 1698-2020
汽车用高强度压铆螺母
2020-09-16
T/ZZB 0068-2016
汽车用耐热螺栓、螺柱和螺母
Heat resistant bolts, studs and nuts for automobile
2016-08-24
DIN 70617
Hexagon slotted nuts with small widths across flats for use in automotive engineering (not intended for new designs)
汽车工程用小宽度平头六角开槽螺母（不适用于新设计）
1990-03-01
DIN 70618
Hexagon thin slotted nuts with small widths across flats for use in automotive engineering (not intended for new designs)
汽车工程用小宽度平头六角薄开槽螺母（不适用于新设计）
1990-03-01