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  • Tongling Wusong Valve Co.,Ltd
  • Address:No.3636,Qifeng Road,Shizishan Economic Zone,Tongling,Anhui,China
  • Tel:0086 0562-2826399
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Valve maintenance during operation
1, cleaningValve surface, stem and stem nut on the trapezoidal thread, stem nut and bracket sliding parts and gear, worm gear, worm and other parts, easy to touch a lot of dust, grease and residual media stolen goods, the valve will produce wear and corro