Heating pressure test time of Hongyun Xincheng in Huludao, Liaoning Province in 2022

Huludao heating time in 20221starts in October 1 1, and ends in March 20231.

The pressure test duration should be more than 30 minutes, during which no water seepage can occur. The pressure test should be kept at 8 ~ 10kg, and the pressure test operation must be carried out by the staff of the heating company. If there is a pressure drop, you must find a reason to make up for it. If it is patched or dropped, it means there is water leakage.