From locking ball valve, straight ball valve, motorised ball valve design, manufacturing, sales, packaging, to logistics, we provide more than just products. With the promise of "health and happiness", our company is committed to continuously producing safe and high-quality full bore ball valve to give back to the society. Our company operates with a strict code of ethics and professionalism. Our company has a strong presence in international markets. We actively consolidate existing customers and meet new cooperation partners. We have a customer-centric approach and prioritize customer satisfaction in our business operations. Our products have passed the international CE certification, and the overall indicators have reached the international advanced level.
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![Threaded End Ball Valve]()
Threaded End Ball ValveMasters who do pipeline maintenance or equipment installation all know that choosing valves for small-diameter pipes focuses most on "compatibility" and "durability". The threaded ball valve from...read more -
![Duplex Stainless Steel Floating Ball Valve]()
Duplex Stainless Steel Floating Ball ValveAnyone in the chemical, petroleum, or metallurgy industry knows that if a valve fails, the production line stops, and safety is at risk. Zhengmao Valve's hard sealed ball valve is specifically...read more -
![Cryogenic Floating Ball Valve]()
Cryogenic Floating Ball Valve1. Body Material: Low-temperature carbon steel, stainless steelread more
2. Nominal Diameter: DN15~DN1000
3. Pressure Range: 1.0MPa~10.0MPa
4. Operating Temperature: -196°C~+200°C
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![Short Pattern Ball Valve]()
Short Pattern Ball ValveIn the field of industrial fluid control, the compactness and reliability of equipment often directly affect the overall system efficiency. The ultra-thin ball valve launched by Zhengmao Valve...read more -
![Jacket Ball Valve]()
Jacket Ball ValveIn industries sensitive to medium temperature such as chemical engineering, pharmaceuticals, and food processing, the thermal insulation and transportation efficiency of pipeline media are...read more -
![Three Way Ball Valve]()
Three Way Ball ValveEvery maintenance technician working with industrial pipelines knows that choosing the right valve saves half the trouble. This T-Type Three-Way Ball Valve from Zhengmao Valve is a "solid product"...read more -
![Electric Ball Valve]()
Electric Ball ValveAnyone in the industrial sector knows that "stability" and "accuracy" are more important than anything else when it comes to fluid control. The electric ball valve made by our Zhengmao Valve is...read more -
![One-Piece Ball Valve]()
One-Piece Ball ValveFriends in engineering or operation and maintenance know well that when choosing a valve, the biggest fear is "too many parts and easy breakdowns"—the integrated ball valve from Zhengmao Valve is...read more -
![Double Block & Bleed Ball Valve]()
Double Block & Bleed Ball ValveIn the industrial fluid control industry, the biggest fear is valve sealing problems—medium leakage, inaccurate control, which wastes money and carries risks. The double-ball ball valve newly...read more -
![API Floating Ball Valve]()
API Floating Ball ValveFriends who handle foreign trade orders or export equipment know how troublesome it is when valves don’t meet international standards. Our ANSI ball valve from Zhengmao Valve is manufactured in...read more -
![Cryogenic Butt Weld End Floating Ball Valve]()
Cryogenic Butt Weld End Floating Ball ValveAnyone in the engineering industry knows that the biggest fears for valves on high-pressure pipes are "leakage" and "fragility". Our welded ball valve from Zhengmao Valve is specifically designed...read more -
![A105 Forged Steel Ball Valve]()
A105 Forged Steel Ball ValveAnyone in industrial production knows that for fluid control, the reliability of valves directly affects the efficiency of the entire line! This forged steel ball valve from Zhengmao Valves is a...read more
Joseph Allen
The company has been determined to become the most trusted partner of customers and the most tested enterprise in the market. After this cooperation, I would like to say that your company has
John Craddock
The goods have been received, I am very satisfied!! It's a really good company. Their employees take the time and care to answer questions. The point is that the quality of the goods is really good,
Charles Ramirez
We are very happy to find excellent partners, and we like the products we received very much.
Richard Arnwine
The pricing of the company is very reasonable, the quality of the products is very good, I am very satisfied with my purchase and like it.
Fred Young
The goods we received and the sample sales staff display to us have the same quality, it is really a creditable manufacturer.
Patricia Arnett
We have been working with you for many years. But you have never lowered the standard of product quality, and you can strive to develop products that meet the current trends.
Ball Valve - Babcock Valves...
BBE VALVE DIVISION 5 Ball valves Trunnion mounted Side entry Cast steel ASME Class Range inches Reduced bore Full bore 150 300 600 2" - 24" 2" - 24" 2" - 12" 150 300 600 3" 2" - 26" 22" Reduced bore...
Full Bore Ball Valves Full Port Ball Valves PTFE PFA …...
Full bore ball valves have an oversized ball so that the hole in the ball is the same size as the pipe internal diameter which ensures straight-through flow and positive shut off with minimal...
Understanding the capacity of full-bore ball valves - ISA...
Flow capacity. Representing the flow capacity of full-bore ball valves in the wide-open position presents some challenges. The flow coefficient is very sensitive to whether or not associated test...
Ball Valves | Parker NA...
Ball Valve, Double Block and Bleed 6DB Series - 15,000 PSI. Parker Autoclave's 6DB Series high pressure double block and bleed ball valve is capable of operating to15,000 psi (1034 bar) and is...
What is the Full Bore and the Reduced Bore Ball Valve...
Sep 02, 2020 · This kind of ball valve is called a full bore ball valve because the hole in the ball is the same size as the pipeline. The full bore ball valve is mainly used for on-off conditions....
Ball Valves - Flow Coefficients C v - Engineering ToolBox...
A conventional ball valve is normally not used as a throttling valve since a partial flow will create high velocity flow tear at the ball and the seal. Full Bore Valves. Typical flow coefficients - C...
We have always maintained an advantage in the industry. No matter from the procurement cost or from the performance of raw materials, we always put ourselves in the position to provide customers with the largest profit margin and guarantee to provide customers with high-performance and high-quality gate valve, full ball valve, quiet ball valve . We're known as one of the most professional full bore ball valve manufacturers and suppliers in China. With over 30 years' experience, we warmly welcome you to wholesale high quality full bore ball valve made in China here from our factory. Contact us for more details.