EN 4309:2016 航空航天系列-塑料环的自锁螺母,正常高度,正常交叉盖板,合金钢,镀镉-分类:900兆帕(常温下)/120℃
Aerospace series - Nuts@ hexagon@ self-locking by plastic ring@ normal height@ normal across flats@ in alloy steel@ cadmium plated - Classification: 900 MPa (at ambient temperature) / 120 ��