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periodic maintenance
2011-06-29
Knife gate valve must have periodic maintenance. Do not allowed the collision and compression to influence the sealing.
Ball valve
Needle Valve Series
- ANSI JG-1F/JG-2F Multi-entrance Metering Valve
- EN5-12 1151 Five-valve Manifold
- J21/23 Type External Thread Needle Valve
- J29 Angle Pressure Gage Needle Valve
- QG?AY1 Pipeline Measurement Pressure-taking Ball Valve
- Sanitary Sampling Valve
- Q94SAF-64 Sleeve Type Three-way Meter Ball Valve
- GMJ11F/H-25 High Sealing Sampling Valve
