Does the torque wrench belong to the strong inspection range?
The term "torque wrench" is called a torque wrench.
With the development of science and technology and international exchange of technology, the understanding of tightening technology is also improving. 30 years ago, China made aircraft without torque wrench, now, machinery manufacturing enterprises and electronic manufacturing enterprises has been widely used in torque wrench, more and more enterprises to build their own standard, strictly control the preload of bolt. In the national verification regulation of torque wrench calibration also more stringent, in 2013 China will use the verification procedures for new torque wrench, torque tester requirements increase, also put forward higher requirements on the torque spanner.
The torque wrench haven't been included in the scope of mandatory inspection, but the torque wrench is measuring instruments, measuring accuracy and stability of torque wrench is not good assembly quality directly affect the product, affecting public safety and people's quality of life, often have to verification or calibration.
