Regular maintenance:
Valves that have been idle for a long time shall be inspected and maintained regularly to prevent valve corrosion and damage. For valves that have been idle for a long time, they shall be tested together with equipment, devices and pipelines, and can be used only after passing the pressure test.
2、 Protection:
Prevent the impact of other objects, manual handling and disassembly. If necessary, the moving parts of the valve shall be fixed and the valve shall be packaged and protected.
3、 Anti corrosion treatment:
For the preservation of idle valves to prevent rust damage, take out the packing in the stuffing box to prevent the electrochemical corrosion of the valve stem. The valve sealing surface, valve stem, valve stem nut, machined surface and other parts shall be coated with antirust agent and grease according to the specific situation. The painted parts shall be coated with antirust paint.
4、 Complete valve parts:
After the valve is short of parts, it cannot be disassembled to make up the west, and the valve parts shall be equipped to create good conditions for the next use and ensure that the valve is in good condition.
5、 Clean the valve:
The inner cavity of the valve shall be purged and cleaned without residue and aqueous solution, and the outside of the valve shall be wiped and cleaned without dirt, oil and dust.

Nortech is one of the leading industrial valve manufacturers in China with quality certification ISO9001.

Major products: Butterfly Valve, Ball Valve,Gate Valve, Check Valve, Globe Vavlve,Y-Strainers, Electric Acurator , Pneumatic Acurators .

 For more interest, welcom to contact  at: Email: sales@nortech-v.com