[ maintenance service case ] BY939 special repair agent, heating network heater tubesheet repair case

DeviceTitle： [ maintenance service case ] BY939 special repair agent, heating network heater tubesheet repair case
DeviceName： Heating network heater tubesheet surface
DeviceProblem： The heat-supply network heater's tubesheet surface is affected by steam for a long time, which makes the welding place between tubesheet and tubesheet easy to cause corrosion and leakage.

Scan and pay attention