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High Quality for Lined Diaphragm Valve - Rising Stem Diaphragm Valve(Black) – Dongsheng

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With advanced technologies and facilities, strict good quality manage, reasonable rate, superior assistance and close co-operation with shoppers, we have been devoted to supplying the very best price for our consumers for Dual Disc Wafer Check Valve, Single Door Wafer Check Valve, Foot Valve Of Pump, Our aim is to help customers realize their goals. We are making great efforts to achieve this win-win situation and sincerely welcome you to join us!
High Quality for Lined Diaphragm Valve - Rising Stem Diaphragm Valve(Black) – Dongsheng Detail:

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Diaphragm Valves have two kinds of types, wire and full flow, which use a ‘pinching’ method to stop the valve flow using a flexible diaphragm. These types of valves are generally not suited for very high-temperature fluids and are mainly used on liquid systems.

Our company sticks to the principle of “Quality is the life of the company, and reputation is the soul of it” for China DIN Flange Cast Iron Diaphragm Valve Rising Stem GG25 Body, All products come with good quality and perfect after-sales services. Market-oriented and customer-oriented are what we have been being after. Sincerely look forward to Win-Win cooperation! Please feel free to contact us by email info@lzds.cn or phone/WhatsApp +86 18561878609.

Our factory covers an area of 30,000 square meters and employs 148 people. After 20 years of focus, we have developed into a world famous valve production base, valve products are exported to Europe, America, Africa, Southeast Asia, Australia and other more than 70 countries.
Advantages of Diaphragm Valve

  • Can be used as on-off and throttling service valves.
  • Offer good chemical resistance due to a variety of linings available.
  • Stem leakage is eliminated.
  • Provides bubble-tight service.
  • Does not have pockets to trap solids, slurries, and other impurities. It is suitable for slurries and viscous fluids.
  • These valves are particularly suitable for hazardous chemicals and radioactive fluids.
  • These valves do not permit contamination of flow medium, thus they are used extensively in food processing, pharmaceutical, brewing, and other applications which cannot tolerate any contamination.

Typical Application of Diaphragm Valves

  • Clean or dirty water and air service applications
  • Demineralized water systems
  • Corrosive applications
  • Radwaste systems in nuclear facilities
  • Vacuum service
  • Food processing, pharmaceutical, and brewing systems

Product Parameter

Product parameter2Product parameter1

NO. Part Material
1 Body GG25
2 Lining NR
3 Diaphragm NR
4 Disc GG25
5 Bonnet GG25
6 Shaft Steel
7 Sleeve ABS
8 Sleeve ABS
9 Handle GGG40
10 Pin Steel
11 Bolt Steel
DN(mm) 50 65 80 100 125 150 200 250 300
L (mm) 194 216 258 309 362 412 527 640 755
L1(mm) 188 222 252 301 354 404 517 630 745
ΦE (mm) 165 185 198 220 250 283 335 395 445
ΦD (mm)(EN1092-2) PN10 125 145 160 180 210 240 295 350 400
PN16 355 410

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RISING STEM DIAPHRAGM VALVE(BLACK)


Product detail pictures:

High Quality for Lined Diaphragm Valve - Rising Stem Diaphragm Valve(Black) – Dongsheng detail pictures

High Quality for Lined Diaphragm Valve - Rising Stem Diaphragm Valve(Black) – Dongsheng detail pictures

High Quality for Lined Diaphragm Valve - Rising Stem Diaphragm Valve(Black) – Dongsheng detail pictures


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We are committed to providing easy,time-saving and money-saving one-stop purchasing service of consumer for High Quality for Lined Diaphragm Valve - Rising Stem Diaphragm Valve(Black) – Dongsheng , The product will supply to all over the world, such as: Croatia, Honduras, Saudi Arabia, We are looking forward to establishing a mutually beneficial relationship with you based on our high-quality products, reasonable prices and best service. We hope that our products will bring you a pleasant experience and carry a feeling of beauty.
  • The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.
    5 Stars By Janice from Austria - 2017.05.02 11:33
    We are really happy to find such a manufacturer that ensuring product quality at the same time the price is very cheap.
    5 Stars By Laura from Nepal - 2017.06.29 18:55
    Write your message here and send it to us

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