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Elite valve wafer DN50 stainless steel fully lined fluorine non handle butterfly valve 310 series butterfly valve body manufacturer vertical plate

Elite valve wafer DN50 stainless steel fully lined fluorine non handle butterfly valve 310 series butterfly valve body manufacturer vertical plate

Design features

The valve body is in split type. The through-going shaft and half shaft are connected without pin.

Valve seat is subject to mould pressing and machining, so as to ensure precise dimension and high finish. Wide flange F4 valve seat and flange are easily sealed.

Valve seat is sealed and matched with valve plate and ball-profile section, to alleviate over-opening, avoid interference, and reduce friction.

Both sides adopt the self-sealing pressure patent structure with high reliability, to ensure no leakage during the long-term operation.

All parts contacting with medium adopt F4 materials, and are completely isolated from medium, so as to ensure long lifespan.

The product is resistant to the corrosion of all chemical mediums.

Upper flange complies with standard ISO5211.

Side flange complies with standards: ANSI (ANSI 150LB), DIN2501 (DIN PN10/PN16, BS (BS PN16), JISB2220 (JIS 10K).


Technical parameter






Mounting dimensions
Model description



Product use

The butterfly valve is suitable for use in fire protection, petroleum, chemical industry, food, medicine, pharmaceutical, hydropower, ship, water supply and drainage, smelting, energy and other system pipelines. It can be used as heaven and throttling equipment on a variety of corrosive and non corrosive gas, liquid, semi fluid energy and solid powder pipelines and containers.

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