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LUOYANG AREA OF CHINA(HENAN) PILOT FREE TRADE ZONEluoyang, luoyangChina, 471000Web Page Link: https://www.toboc.com/zgindustry.aspx
Size Range: 1.5’’-40’’/DN40-1000Pressure: PN1.0/1.6mpaBody Materials: cast iron/ductile iron/WCB/SSSeat Materials: NBR/EPDM/SSDisc Materials: 201/SSstainless steelStem Materials: 2cr13 stainless steel1. The valve body is precision cast valve body, the secondary shot blasting treatment, the appearance is fine, no sand hole, each batch of casting have the furnace number sign, convenient for production tracking.2. In order to ensure its sealing. The wedge is burnished smoothly 3 times and polished 5 times to ensure that the wedge is closely combined with the valve body.3. The valve stem is equipped with bearing and safety dust cover to protect the bearing and reduce friction. The valve stem is not easy to be deformed so that the service life is increased.4. The upper packing adopts PTFE rubber seal, which can increase the elasticity and reduce the leakage of upper seal.5. The steel wire is added to the u-shaped sealing ring of the seat to ensure the connection between the seat and the valve body is not easy to fall off.6. The shell of each valve is manufactured in accordance with the national standards, seal double - layer pressure testing.7. The valve body is coated with powder foam epoxy resin, with a spray thickness of 250 µm. It can effectively prevent corrosion and rust caused by contact between the valve body and the medium, and can be used in sewage system.8. Every link, from workblank to the finished product packaging will be inspected strickly.
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