# China Ball Valve Manufacturers, Butterfly Valve Suppliers, Dome Valve Factory - Yajin Valve Group


> Yajin Valve Group: We're known as one of the most reliable manufacturers and suppliers of ball valve, butterfly valve, dome valve, gate valve, knife gate valve in China. Welcome to wholesale bulk high quality valves at competitive price from our factory. Customized orders are welcome.


## Home


- [Home](https://www.yajinvalve.com/)


## About Us


- [About Us](https://www.yajinvalve.com/about-us)
- [Contact Us](https://www.yajinvalve.com/contact-us)
- [Request a Quote](https://www.yajinvalve.com/inquiry)


## Products


- [Products](https://www.yajinvalve.com/products)
- [Ball Valve](https://www.yajinvalve.com/ball-valve/)
- [Ceramic Ball Valve](https://www.yajinvalve.com/ball-valve/ceramic-ball-valve/)
- [Three-way Ball Valve](https://www.yajinvalve.com/ball-valve/three-way-ball-valve/)
- [Pipeline Ball Valve](https://www.yajinvalve.com/ball-valve/pipeline-ball-valve/)
- [Metal-Seated Ball Valve](https://www.yajinvalve.com/ball-valve/metal-seated-ball-valve/)
- [Soft-Seated Ball Valve](https://www.yajinvalve.com/ball-valve/soft-seated-ball-valve/)
- [Fixed Ball Valve](https://www.yajinvalve.com/ball-valve/fixed-ball-valve/)
- [Floating Ball Valve](https://www.yajinvalve.com/ball-valve/floating-ball-valve/)
- [Fully Welded Ball Valve](https://www.yajinvalve.com/ball-valve/fully-welded-ball-valve/)
- [Natural Gas Ball Valve](https://www.yajinvalve.com/ball-valve/natural-gas-ball-valve/)
- [Buried Ball Valve](https://www.yajinvalve.com/ball-valve/buried-ball-valve/)
- [Top Entry Ball Valve](https://www.yajinvalve.com/ball-valve/top-entry-ball-valve/)
- [High Pressure Ball Valve](https://www.yajinvalve.com/ball-valve/high-pressure-ball-valve/)
- [High Temperature Ball Valve](https://www.yajinvalve.com/ball-valve/high-temperature-ball-valve/)
- [Bevel Ball Valve](https://www.yajinvalve.com/ball-valve/bevel-ball-valve/)
- [Rail Ball Valve](https://www.yajinvalve.com/ball-valve/rail-ball-valve/)
- [Eccentric Ball Valve](https://www.yajinvalve.com/ball-valve/eccentric-ball-valve/)
- [Butterfly Valve](https://www.yajinvalve.com/butterfly-valve/)
- [Ceramic Butterfly Valve](https://www.yajinvalve.com/butterfly-valve/ceramic-butterfly-valve/)
- [Soft Seated Butterfly Valve](https://www.yajinvalve.com/butterfly-valve/soft-seated-butterfly-valve/)
- [Metal Seated Butterfly Valve](https://www.yajinvalve.com/butterfly-valve/metal-seated-butterfly-valve/)
- [Dome Valve](https://www.yajinvalve.com/dome-valve/)
- [Gate Valve](https://www.yajinvalve.com/gate-valve/)
- [Double Gate Valve](https://www.yajinvalve.com/gate-valve/double-gate-valve/)
- [Knife Gate Valve](https://www.yajinvalve.com/gate-valve/knife-gate-valve/)
- [Pneumatic Dome Valve](https://www.yajinvalve.com/dome-valve/pneumatic-dome-valve.html)
- [Manual Ceramic Ball Valve](https://www.yajinvalve.com/ball-valve/ceramic-ball-valve/manual-ceramic-ball-valve.html)
- [Pneumatic Ceramic Ball Valve](https://www.yajinvalve.com/ball-valve/ceramic-ball-valve/pneumatic-ceramic-ball-valve.html)
- [Hydraulic Ball Valve](https://www.yajinvalve.com/ball-valve/ceramic-ball-valve/hydraulic-ball-valve.html)
- [Electric Ceramic Ball Valve](https://www.yajinvalve.com/ball-valve/ceramic-ball-valve/electric-ceramic-ball-valve.html)
- [Gear Operated Ball Valve](https://www.yajinvalve.com/ball-valve/ceramic-ball-valve/gear-operated-ball-valve.html)
- [L-type Three-way Ball Valve](https://www.yajinvalve.com/ball-valve/three-way-ball-valve/l-type-three-way-ball-valve.html)
- [Y-type Three-way Ball Valve](https://www.yajinvalve.com/ball-valve/three-way-ball-valve/y-type-three-way-ball-valve.html)
- [T-type Three-way Ball Valve](https://www.yajinvalve.com/ball-valve/three-way-ball-valve/t-type-three-way-ball-valve.html)
- [Full Bore Pipeline Ball Valve](https://www.yajinvalve.com/ball-valve/pipeline-ball-valve/full-bore-pipeline-ball-valve.html)
- [Reduced Bore Pipeline Valve](https://www.yajinvalve.com/ball-valve/pipeline-ball-valve/reduced-bore-pipeline-valve.html)
- [Wear Resistant Metal Seated Valve](https://www.yajinvalve.com/ball-valve/metal-seated-ball-valve/wear-resistant-metal-seated-valve.html)
- [Ceramic Hard-Seated Ball Valve](https://www.yajinvalve.com/ball-valve/metal-seated-ball-valve/ceramic-hard-seated-ball-valve.html)
- [Jacketed Metal Seated Ball Valve](https://www.yajinvalve.com/ball-valve/metal-seated-ball-valve/jacketed-metal-seated-ball-valve.html)
- [PTFE Lined Ball Valve](https://www.yajinvalve.com/ball-valve/soft-seated-ball-valve/ptfe-lined-ball-valve.html)
- [RPTFE Seated Ball Valve](https://www.yajinvalve.com/ball-valve/soft-seated-ball-valve/rptfe-seated-ball-valve.html)
- [Full Bore Fixed Ball Valve](https://www.yajinvalve.com/ball-valve/fixed-ball-valve/full-bore-fixed-ball-valve.html)
- [Reduced Bore Fixed Ball Valve](https://www.yajinvalve.com/ball-valve/fixed-ball-valve/reduced-bore-fixed-ball-valve.html)
- [Cast Steel Floating Ball Valve](https://www.yajinvalve.com/ball-valve/floating-ball-valve/cast-steel-floating-ball-valve.html)
- [2 Piece Floating Ball Valve](https://www.yajinvalve.com/ball-valve/floating-ball-valve/2-piece-floating-ball-valve.html)
- [3 Piece Floating Ball Valve](https://www.yajinvalve.com/ball-valve/floating-ball-valve/3-piece-floating-ball-valve.html)
- [Fully Welded Full Bore Ball Valve](https://www.yajinvalve.com/ball-valve/fully-welded-ball-valve/fully-welded-full-bore-ball-valve.html)
- [Reduced Bore Fully Welded Ball Valve](https://www.yajinvalve.com/ball-valve/fully-welded-ball-valve/reduced-bore-fully-welded-ball-valve.html)
- [High Pressure Natural Gas Ball Valve](https://www.yajinvalve.com/ball-valve/natural-gas-ball-valve/high-pressure-natural-gas-ball-valve.html)
- [Medium Pressure Natural Gas Ball Valve](https://www.yajinvalve.com/ball-valve/natural-gas-ball-valve/medium-pressure-natural-gas-ball-valve.html)
- [Low Pressure Natural Gas Ball Valve](https://www.yajinvalve.com/ball-valve/natural-gas-ball-valve/low-pressure-natural-gas-ball-valve.html)
- [Buried Full Bore Ball Valve](https://www.yajinvalve.com/ball-valve/buried-ball-valve/buried-full-bore-ball-valve.html)
- [Buried Reduced Bore Ball Valve](https://www.yajinvalve.com/ball-valve/buried-ball-valve/buried-reduced-bore-ball-valve.html)
- [Top Entry Full Bore Ball Valve](https://www.yajinvalve.com/ball-valve/top-entry-ball-valve/top-entry-full-bore-ball-valve.html)
- [Top Entry Reduced Bore Ball Valve](https://www.yajinvalve.com/ball-valve/top-entry-ball-valve/top-entry-reduced-bore-ball-valve.html)
- [High Pressure Full Bore Ball Valve](https://www.yajinvalve.com/ball-valve/high-pressure-ball-valve/high-pressure-full-bore-ball-valve.html)
- [High Pressure Reduced Bore Ball Valve](https://www.yajinvalve.com/ball-valve/high-pressure-ball-valve/high-pressure-reduced-bore-ball-valve.html)
- [High Pressure V-port Ball Valve](https://www.yajinvalve.com/ball-valve/high-pressure-ball-valve/high-pressure-v-port-ball-valve.html)
- [Hard-Seated High Temperature Ball Valve](https://www.yajinvalve.com/ball-valve/high-temperature-ball-valve/hard-seated-high-temperature-ball-valve.html)
- [Soft Seated High Temp Ball Valve](https://www.yajinvalve.com/ball-valve/high-temperature-ball-valve/soft-seated-high-temp-ball-valve.html)
- [Composite Sealed High Temp Ball Valve](https://www.yajinvalve.com/ball-valve/high-temperature-ball-valve/composite-sealed-high-temp-ball-valve.html)
- [Wedge Type Ball Valve](https://www.yajinvalve.com/ball-valve/bevel-ball-valve/wedge-type-ball-valve.html)
- [Fire Safe Ball Valve](https://www.yajinvalve.com/ball-valve/bevel-ball-valve/fire-safe-ball-valve.html)
- [Trunnion Mounted Ball Valve](https://www.yajinvalve.com/ball-valve/rail-ball-valve/trunnion-mounted-ball-valve.html)
- [Floating Orbit Ball Valve](https://www.yajinvalve.com/ball-valve/rail-ball-valve/floating-orbit-ball-valve.html)
- [Single Eccentric Ball Valve](https://www.yajinvalve.com/ball-valve/eccentric-ball-valve/single-eccentric-ball-valve.html)
- [Double Eccentric Ball Valve](https://www.yajinvalve.com/ball-valve/eccentric-ball-valve/double-eccentric-ball-valve.html)
- [Triple Eccentric Ball Valve](https://www.yajinvalve.com/ball-valve/eccentric-ball-valve/triple-eccentric-ball-valve.html)
- [Manual Ceramic Butterfly Valve](https://www.yajinvalve.com/butterfly-valve/ceramic-butterfly-valve/manual-ceramic-butterfly-valve.html)
- [Pneumatic Ceramic Butterfly Valve](https://www.yajinvalve.com/butterfly-valve/ceramic-butterfly-valve/pneumatic-ceramic-butterfly-valve.html)
- [Electric Ceramic Butterfly Valve](https://www.yajinvalve.com/butterfly-valve/ceramic-butterfly-valve/electric-ceramic-butterfly-valve.html)
- [Worm Gear Butterfly Valve](https://www.yajinvalve.com/butterfly-valve/ceramic-butterfly-valve/worm-gear-butterfly-valve.html)
- [Concentric Butterfly Valve](https://www.yajinvalve.com/butterfly-valve/soft-seated-butterfly-valve/concentric-butterfly-valve.html)
- [Eccentric Soft Seal Butterfly Valve](https://www.yajinvalve.com/butterfly-valve/soft-seated-butterfly-valve/eccentric-soft-seal-butterfly-valve.html)
- [Double Offset Metal Seated Butterfly Valve](https://www.yajinvalve.com/butterfly-valve/metal-seated-butterfly-valve/double-offset-metal-seated-butterfly-valve.html)
- [Triple Offset Metal Seated Butterfly Valve](https://www.yajinvalve.com/butterfly-valve/metal-seated-butterfly-valve/triple-offset-metal-seated-butterfly-valve.html)
- [Ceramic Double Disc Gate Valve](https://www.yajinvalve.com/gate-valve/double-gate-valve/ceramic-double-disc-gate-valve.html)
- [Metal Seated Double Gate Valve](https://www.yajinvalve.com/gate-valve/double-gate-valve/metal-seated-double-gate-valve.html)
- [Ceramic Knife Gate Valve](https://www.yajinvalve.com/gate-valve/knife-gate-valve/ceramic-knife-gate-valve.html)
- [Metal Seated Knife Gate Valve](https://www.yajinvalve.com/gate-valve/knife-gate-valve/metal-seated-knife-gate-valve.html)
- [Soft Seated Knife Gate Valve](https://www.yajinvalve.com/gate-valve/knife-gate-valve/soft-seated-knife-gate-valve.html)


## News


- [News](https://www.yajinvalve.com/newslist-1)
- [Working Principle Of Ball Valves](https://www.yajinvalve.com/news/working-principle-of-ball-valves-85636114.html)
- [Industries With The Widest Application Of Ball Valves](https://www.yajinvalve.com/news/industries-with-the-widest-application-of-ball-85636116.html)
- [Basic Characteristics Of Ball Valves](https://www.yajinvalve.com/news/basic-characteristics-of-ball-valves-85636122.html)
- [Ball Valve Materials](https://www.yajinvalve.com/news/ball-valve-materials-85636126.html)
- [Application Scenarios For Ball Valves](https://www.yajinvalve.com/news/application-scenarios-for-ball-valves-85636129.html)
- [Which Type Of Ball Valve Is Best Suited For High-temperature, High-pressure Environments?](https://www.yajinvalve.com/news/which-type-of-ball-valve-is-best-suited-for-hi-85636133.html)
- [Which Ball Valves Offer The Best Value?](https://www.yajinvalve.com/news/which-ball-valves-offer-the-best-value-85636138.html)
- [How To Evaluate The Cost-Performance Ratio Of A Ball Valve](https://www.yajinvalve.com/news/how-to-evaluate-the-cost-performance-ratio-of-85636141.html)
- [How To Evaluate The Sealing Performance Of Ball Valves](https://www.yajinvalve.com/news/how-to-evaluate-the-sealing-performance-of-bal-85636143.html)
- [How To Repair A Ball Valve After A Failed Seal Test](https://www.yajinvalve.com/news/how-to-repair-a-ball-valve-after-a-failed-seal-85636148.html)
- [Functions Of Ball Valves](https://www.yajinvalve.com/news/functions-of-ball-valves-85636149.html)
- [Differences Between Ball Valves And Gate Valves](https://www.yajinvalve.com/news/differences-between-ball-valves-and-gate-valve-85636154.html)
- [Types Of Ball Valves](https://www.yajinvalve.com/news/types-of-ball-valves-85636159.html)
- [What Is The Function Of A Butterfly Valve?](https://www.yajinvalve.com/news/what-is-the-function-of-a-butterfly-valve-85636161.html)
- [Types Of Butterfly Valves](https://www.yajinvalve.com/news/types-of-butterfly-valves-85636164.html)
- [Advantages Of Butterfly Valves](https://www.yajinvalve.com/news/advantages-of-butterfly-valves-85636168.html)
- [What Is The Approximate Price Of A Butterfly Valve?](https://www.yajinvalve.com/news/what-is-the-approximate-price-of-a-butterfly-v-85636174.html)
- [Butterfly Valve Manufacturing Process](https://www.yajinvalve.com/news/butterfly-valve-manufacturing-process-85636177.html)
- [Key Inspection Items During Butterfly Valve Final Assembly](https://www.yajinvalve.com/news/key-inspection-items-during-butterfly-valve-fi-85636181.html)
- [Tools Required For Butterfly Valve Final Assembly And Inspection](https://www.yajinvalve.com/news/tools-required-for-butterfly-valve-final-assem-85636183.html)


## Info


- [Blog](https://www.yajinvalve.com/info/)
- [Working Principle of the Dome Valve](https://www.yajinvalve.com/info/working-principle-of-the-dome-valve-103648422.html)
- [How to Replace the Dome Valve Seal Ring](https://www.yajinvalve.com/info/how-to-replace-the-dome-valve-seal-ring-103648427.html)
- [How much does it cost to replace a dome valve seal?](https://www.yajinvalve.com/info/how-much-does-it-cost-to-replace-a-dome-valve-103648430.html)
- [How long does it take to replace a dome valve seal?](https://www.yajinvalve.com/info/how-long-does-it-take-to-replace-a-dome-valve-103648432.html)
- [Tools Required for Replacing Dome Valve Seal Rings](https://www.yajinvalve.com/info/tools-required-for-replacing-dome-valve-seal-r-103648436.html)
- [What are the specific steps for replacing the dome valve seal ring?](https://www.yajinvalve.com/info/what-are-the-specific-steps-for-replacing-the-103648438.html)
- [Basic Characteristics of Dome Valves](https://www.yajinvalve.com/info/basic-characteristics-of-dome-valves-103648444.html)
- [In which industries are dome valves most widely used?](https://www.yajinvalve.com/info/in-which-industries-are-dome-valves-most-widel-103648448.html)
- [Selecting Dome Valves for New Energy Applications](https://www.yajinvalve.com/info/selecting-dome-valves-for-new-energy-applicati-103648450.html)
- [Dome Valve Materials](https://www.yajinvalve.com/info/dome-valve-materials-103648458.html)
- [Which Dome Valve Material Offers the Best Value for Money?](https://www.yajinvalve.com/info/which-dome-valve-material-offers-the-best-valu-103648467.html)
- [Dome Valve Maintenance Intervals](https://www.yajinvalve.com/info/dome-valve-maintenance-intervals-103648477.html)
- [Detailed Maintenance Procedures for Dome Valves](https://www.yajinvalve.com/info/detailed-maintenance-procedures-for-dome-valve-103648480.html)
- [How long does dome valve maintenance take?](https://www.yajinvalve.com/info/how-long-does-dome-valve-maintenance-take-103648483.html)
- [What is the function of a gate valve?](https://www.yajinvalve.com/info/what-is-the-function-of-a-gate-valve-103648490.html)
- [What are the types of gate valves?](https://www.yajinvalve.com/info/what-are-the-types-of-gate-valves-103648493.html)
- [Key Parameters for Gate Valve Selection](https://www.yajinvalve.com/info/key-parameters-for-gate-valve-selection-103648499.html)
- [Structural Characteristics of Gate Valves](https://www.yajinvalve.com/info/structural-characteristics-of-gate-valves-103648507.html)
- [How to Choose Between Soft-Sealed and Hard-Sealed Gate Valves](https://www.yajinvalve.com/info/how-to-choose-between-soft-sealed-and-hard-sea-103648512.html)
- [Gate Valve Design Philosophy](https://www.yajinvalve.com/info/gate-valve-design-philosophy-103648516.html)


## Blog


- [Article](https://www.yajinvalve.com/blog/)
- [How to remove a fully welded ball valve from a pipeline?](https://www.yajinvalve.com/blog/how-to-remove-a-fully-welded-ball-valve-from-a-pipeline-6563264.html)
- [How long do ball valves last?](https://www.yajinvalve.com/blog/how-long-do-ball-valves-last-6563266.html)
- [What is the maximum size available for fully welded ball valves?](https://www.yajinvalve.com/blog/what-is-the-maximum-size-available-for-fully-welded-ball-valves-6563268.html)
- [What is an actuated ball valve?](https://www.yajinvalve.com/blog/what-is-an-actuated-ball-valve-6575455.html)
- [What is a 3-way ball valve used for?](https://www.yajinvalve.com/blog/what-is-a-3-way-ball-valve-used-for-6575466.html)
- [Can fully welded ball valves handle high temperature steam?](https://www.yajinvalve.com/blog/can-fully-welded-ball-valves-handle-high-temperature-steam-6575478.html)
- [What is the maximum operating pressure for small buried ball valves?](https://www.yajinvalve.com/blog/what-is-the-maximum-operating-pressure-for-small-buried-ball-valves-6575490.html)


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