GB/T 42181-2022航空用螺纹抽芯铆钉锁紧力矩测试方法国家标准
英文:Test method for locking torque of aviation blind fasteners, threaded type, self-locking GB/T 42181-2022介绍: 国家标准《航空用螺纹...
英文:Test method for locking torque of aviation blind fasteners, threaded type, self-locking GB/T 42181-2022介绍: 国家标准《航空用螺纹...