Fire Worm Gear Wafer Butterfly Valve 1.6mpa Pressure Water Fire Protection Valves

characteristic

The valve adopts double eccentric structure, which has the sealing function of closing and tightening, and the sealing performance is reliable. The sealing pair is made of stainless steel and nitrile oil resistant rubber, with long service life. The rubber sealing ring can be located on the valve body or on the butterfly plate. It can be suitable for media with different characteristics for users to choose. The butterfly plate adopts frame structure with high strength, large overflow area and small flow resistance. The integral baking paint can effectively prevent corrosion, and can be used in different media as long as the sealing material of the sealing valve seat is replaced. The valve has a two-way sealing function. It can be installed in any direction without being controlled by the medium flow direction or affected by the spatial position. The valve has unique structure, flexible operation, labor-saving and square

Introduction

The worm gear soft sealing center line wafer butterfly valve and double eccentric flange butterfly valve have compact structure, easy 90 ° rotary switch, reliable sealing and long service life. They are widely used for water supply and drainage in water plants, power plants, steel mills, papermaking, chemical industry, catering and other systems as regulation and cut-off.

Dimension

Yuanda Valve Group Co., Ltd., founded in 1994, is headquartered in Yincun, Longyao, Hebei, China, the hinterland of Bohai Economic Rim surrounding Beijing and Tianjin. With a registered capital of RMB 200 million, Yuanda currently has 8 subsidiaries, of which 6 are in China and 2 overseas. Among them, the core company, which covers an area of 540,000m2 and has more than 3500 employees, is the largest high,midium and low-pressure valve manufacturing base specializing in valve development, manufacturing, and sales in China.

Yuanda has obtained DNV·GL, ISO9001: 2015、ISO14001:2015、OHSAS18001:2007, API6D（6D-0759）, CE, KS, and EAC certifications. Its""trademark is evaluated as Famous Trademark of China and Famous Brand in Hebei Province, and the product series produced under"" is a trademark registered in Korea and products produced under this trademark enjoy a good reputation in both international and domestic markets. Yuanda has been named “Credit Management AA-Rating Enterprise” by the General Administration of Quality Supervision, Inspection and Quarantine and granted the title of “China Quality Trustworthy Enterprise” by China Entry and Exit Inspection and Quarantine Association. It is also a holder of Manufacture License of Special Equipment Level A and Casting Certificates Grades B, B1, and B2, and a member of China Valve Association council, a corporate member of China Foundry Association, and a provincial enterprise technology center in Hebei. Yuanda has been granted the power to carry out import and export operations on its own and is an approved supplier of PetroChina (CNPC) and Sinopec, Guodian, Huaneng, Huadian, Datang and China Power, and China Aluminum, CCESCC, Shougang, Wuhan Iron and Steel Company, and Hebei Iron and Steel Company.

Yuanda manufactures to standards including GB/JB(china), ANSI, API, AWWA, DIN, BS, JIS, EAC, NF and so on, and uses HT200, HT250, QT400, QT450, WCA, WCB, WCC, CF3, CF8, CF3M, CF8M, 1Cr5Mo, LCB, among others, to produce a great variety of valves including gate valves, globe valves, ball valves, butterfly valves, check valves, diaphragm valves, pressure-relief valves, plug valves, and traps, which are available in 12 main categories, 200 series and 4000 specs, totaling 120,000 tons a year. These products are widely used in all civil sectors covering petroleum, petrochemical, chemical, power generation, metallurgy, water system, pharmaceuticals, urban construction, and water supply and drainage.