Evaluate and calculate the bolt load of flanges and bolts to be operated according to the field situation.

Determine the need to use suitable hydraulic wrench, bolt tensioner, bolt load meter and other equipment to meet the connection processing requirements.

Select appropriate fastening or disassembling tools, and formulate fastening and disassembling process flow to ensure bolt fastening,

Provide accurate measuring means using ultrasonic detector or bolt load measuring instrument to meet the requirements.