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Non-Rising Stem Gate Valve | Resilient Seat Gate Valve Supplier

The BS5163-Compliant Non-Rising Stem Gate Valve with Resilient Seat delivers reliable shutoff in municipal water, fire protection, and industrial systems where vertical clearance is limited. Featuring a corrosion-resistant ductile iron body, encapsulated EPDM/NBR wedge, and ISO 5211-compatible stem design, this valve ensures zero leakage under pressures up to PN16 while eliminating stem blowout risks. Engineered to BS 5163:1986 standards for structural length and flange dimensions, it excels in buried, valve-chamber, or cramped installations.
As a certified supplier, we offer OEM customization for materials, coatings, and actuation to meet global project specifications.
  • RGV01-TF010203

  • OEM|ODM

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Introduction:


Non-Rising Stem Gate Valve | Resilient Seat Gate Valve Supplier

BS5163-Compliant Solutions for Space-Constrained & High-Cycle Applications

RGV01-TF010203---Operation and Maintenance Manual DOWNLOAD


Non-rising resilient seat gate valve


Product Features:


1.Space-Saving Non-Rising Stem  

Stem rotates internally without vertical movement, reducing installation height by 40% vs. rising stem designs – ideal for low-clearance valve chambers or underground pits.  

Torque optimization: Precision-machined trapezoidal threads cut operating force to ≤240 Nm, enabling single-operator handling even at DN300 sizes.  


2. Bubble-Tight Resilient Seating  

Full-rubber encapsulated wedge (EPDM/NBR) compresses against ductile iron body for zero-leakage shutoff .  

Abrasion-resistant design: Reinforced rubber-to-metal bonding withstands 50,000+ cycles in sandy water.    


3. Corrosion & Chemical Defense  

Body/Wedge: 250µm fusion-bonded epoxy coating (RAL 5005 blue) for chlorine/UV resistance.  

Stem: Stainless steel with PTFE-packed gland, preventing grit ingress in wastewater.  


4. BS5163 Compliance & Global Certifications  

Manufactured to BS5163 standards, with additional certifications: CE , ACS, WRAS, UKCA,and ISO9001 quality management.  


5. Low Lifecycle Costs

Maintenance-free bushings: Self-lubricating RPTFE stem guides eliminate greasing needs.  

non-rising gate valves


Technical Parameters:


Detailed Description:

Series

Non-rising stem resilient seated gate valve

Size

DN40-DN600

Design Standard:

GB/T 12232-2005 DIN3352, EN593, MSS SP-67

Pressure Standard:

GB/T 13927-1992, API598

Face To Face:

DIN3202 F4, F5, BS5163,AWWA C509

Flange Standard:

DIN2532/DIN2533/ASME/ANSI B16.5&B16.47/ASME B16.42/AWWA C207/ISO7005/DIN28533/DIN EN1092/DIN2501/JIS B 2220

Body:

CI/DI/WCB/ALB/CF8/CF8M

Disc:

DI/ALB/Rubber lined Disc/1.2501/1.4529/CF8/Hastelloy Alloy/Monel

Stem:

SS416/SS304/SS431/17-4PH

Seat:

NBR/Hypalon/EPDM/Neoprene/NR/Wear-Resistant EPDM/Silicon/Heat-Resistant EPDM/White EPDM

Suitable Temperature:

-20℃~120℃

Medium:

Flesh water, sewage, sea water, air, vapor, food, medicine, oils, alkalis, salt etc.

resilient seat gate valve with flange type


Industry-Specific Applications


Municipal Water Networks: Mainline isolation valves in buried chambers (NSF 61-certified EPDM).  

Fire Protection Systems: Sprinkler control with FM/UL-approved fire resilience.  

Wastewater Lift Stations: Grit-resistant operation in sludge/pump discharge lines.  

HVAC Plants: Compact fit in mechanical rooms with steam/condensate lines.  

resilient seat gate valve BS5163 standard


Conclusion:


As a certified supplier, we offer OEM customization for materials, coatings, and actuation to meet global project specifications.Upgrade your fluid systems with the industry’s most reliable Non-Rising Stem Gate Valves. Contact us today for a free engineering consultation.

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