Fine small pneumatic sleeve valve Features 1, using balanced spool, small unbalanced force, allowing the pressure large, stable operation: 2, the spool valve guide surfaces great principle, can improve the oscillation caused by the eddy currents and impact and reduce damage: 3, valve seat than the average noise reduction of about 10dB: 4, simple structure, easy assembly and disassembly maintenance. Electric resilient seated gate valve Features 1, flat style seat, there are no dirt accumulation valve manufacturer, the sealing more reliable 2, valve overall package nitrile rubber, the valve parts are made of corrosion-resistant non-rusting steel and copper alloys material that can be used for sewage systems adapt to poor working conditions 3, check how much money is small, light weight, ease of installation and maintenance 4, valve stem three O-ring seal, greatly reducing the friction resistance during switching, lightweight and watertight switch. check parameters, check valves, inline instrumentation Tianchang instrument provided by the United Instrument Sales Co., Ltd. Tianchang instrument. Instrument Sales Co., Ltd. Tianchang instrument Union (www.ylybxs.com) (www.ylybxs.com) strong, credible, in Chuzhou temperature instrumentation industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Tianchang instrument linked instruments into the brilliant and you work for a better future!