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Hard Seal Gate Valves
  • Hard Seal Gate ValvesHard Seal Gate Valves

Hard Seal Gate Valves

Hanno Valve high quality Hard Seal Gate Valves adopt metal hard seal structure, can maintain reliable sealing performance under high temperature and high pressure environment, and effectively prevent medium leakage.Hard Seal Gate Valves can withstand higher temperature and pressure, adapt to more demanding working conditions. The valve body and sealing material have strong corrosion resistance, and can be used in various corrosive media for a long time.‌

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Product Description

Hanno Valve Hard Seal Gate Valves have unique advantages in design and manufacturing, making them stand out among numerous valves. Firstly, hard sealed gate valves have won market favor due to their lightweight design. The body is made of high-grade ductile black cast iron, which reduces the weight by about 20% to 30% compared to traditional gate valves, greatly reducing the difficulty of installation and maintenance.


The flat bottomed design of Hard Seal Gate Valves is a major highlight in the field of fluid control. Traditional gate valves often fail to close tightly due to various debris such as stones, wooden blocks, cement, iron filings, etc. accumulating in the groove at the bottom of the valve after use, resulting in water leakage. The bottom of the hard sealed gate valve adopts the same flat bottom design as the water pipe, effectively avoiding the accumulation of debris and ensuring smooth and unobstructed fluid flow.


Another notable feature of Hard Seal Gate Valves is the overall encapsulation. The gate is made of high-quality rubber for internal and external sealing. Through Europe's first-class rubber vulcanization technology, the precise geometric dimensions of the gate are ensured, and the rubber is tightly combined with the ductile iron gate, which is not easy to fall off and has good elastic memory, improving the sealing performance of the valve.


The water precision cast valve body of Hard Seal Gate Valves showcases the outstanding charm of precision casting technology. The valve body adopts precise geometric design, which ensures the sealing of the valve without any precision machining. This design not only improves the service life of the valve, but also further enhances its performance stability under various working conditions.


In summary, Hard Seal Gate Valves, with its lightweight design, flat bottomed seat design, integral encapsulation technology, and water precision cast valve body, have achieved various advantages such as weight reduction, unobstructed fluid flow, and excellent sealing performance, becoming a highly respected solution in the valve field

Materials

Hard Seal Gate Valves

NO. Part name Materials
1 Body 20GML
2 Seat surface 13Cr
3 Disc 20GML+13Cr
4 Stem 2Cr13
5 Gasket 304+Graphite
6 Nut A194-4
7 Bolt A320-L7
8 Bonnet 20GML
9 Sealing surface 13Cr
10 Packing Expanded graphite
11 Gland flange 20GML
12 Bolt A320-L7
13 Nut A194-4
14 Box Molectron

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