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https://www.zecovalve.com/products/3-inch-butterfly-valve.html

ZECO Vavle group, founded in 1991 located in Shanghai, Yancheng, Wenzhou with focus on manufacturing international standard valve, wedge grate valve, through conduit grate valve, floating ball valve and froged valve.ZECO has excellent product quality managing system, cretified by API 6D, CE/PED, IOS9001, IOS14001, IOS18001, FM, TS and approved by china valve supplier.

Description of 3 Inch Butterfly Valve:
ZECO 3 inch flanged butterfly valve is a small diameter butterfly valve, usually manually operated, and the connection is usually lug type or wafer type, because the advantage of small diameter butterfly valve is that it is simple in accordance with the way, compared with other valve flange connection operation is fast and simple. ZECO as a professional on the wafer and lug type butterfly valve manufacturer, is strict to the material and appearance of the casting, casting usually arrive ZECO factory, will be isolated in the corresponding area waiting for QC inspector inspection, inspector will, in turn, the chemical composition, physical properties of the casting and design is individually and will follow the ERP system into the data of the product review file for later use. ZECO also pays great attention to every detail in the production process, and each process will be tested and recorded by corresponding inspectors in the ERP system.

Features of 3 Inch Butterfly Valve:
1. ZECO 3 inch butterfly valve can use metal seal structure and resilient seal structure, connection mode can also choose lug type, wafer type and flange connection, the choice of diversity, users can choose according to the actual working conditions to meet the requirements of working conditions;

2. ZECO 3 inch butterfly valve has low torque. Although it is small in size, ZECO engineers make every effort to design the product so that users can feel ZECO's improvement in design, rather than rush through it;

3. The stem of ZECO 3 inch butterfly valve is designed with anti blow-out structure, which can ensure the maintenance personnel to avoid personal safety damage caused by the pressure of the middle chamber pushing out the stem when replacing the packing;

4. The seat and sealing ring of ZECO butterfly valve can be replaced, which ensures the quick and convenient maintenance of maintenance personnel on site.

Material of 3 Inch Butterfly Valve:
NoPartMaterial
1BodyASTM A216 WCB + 13Cr
2Seal RingGraphite + SS316
3Retainer FlangeASTM A182 F316
4PinASTM A276 316
5DiscASTM A351 CF8M
6StemASTM A276 316
7Stem PackingGraphite
8Stem BeatingSS316 + PTFE
9BoltASTM A193 B7
10NutASTM A194 2H
11YokeASTM A216 WCB

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