① Main material: carbon steel, stainless steel, alloy steel
② Nominal diameter: DN40 to DN2000
③ Pressure range: 1.0MPa~6.4MPa
④ Operating...
After years of unremitting efforts and various achievements in the 18 inch butterfly valve, 1200mm butterfly valve, butterfly valve automatic industry, we have gradually developed and become one of the diversified production enterprises with development potential. In order to guarantee butterfly motorized valve satisfaction, we always focus extremely on the latest needs of our customers. In recent years, our company has continuously invested in propaganda according to different markets, regions and consumer groups. Honesty and efficiency are our service philosophy, and letting customers enjoy our support and considerate service is our ultimate goal. Looking to the future, we will continue to improve as always, and wholeheartedly provide users with quality products and more satisfactory services. Enterprises should not only be the beneficiaries, but also the participants and promoters of social development. We always take "people-oriented, honest management, pay taxes according to the law, and give back to the society" as the business philosophy of enterprise development. Make the product quality excellent and stable, continuously improve customer satisfaction, is also a glory that we share with customers.
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![Wafer Multi-layered Hard-seated Butterfly Valve]()
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![API Triple Offset Lug Wafer Butterfly Valve]()
API Triple Offset Lug Wafer Butterfly Valve① Main material: carbon steel, stainless steel, alloy steelread more
② Nominal diameter: NPS 2 "to NPS 36"
③ Pressure range: CL150~CL600
④ Operating... -
![GB Triple Offset Flanged Butterfly Valve]()
GB Triple Offset Flanged Butterfly Valve① Main material: carbon steel, stainless steel, alloy steelread more
② Nominal diameter: DN40 to DN2000
③ Pressure range: 1.0MPa~6.4MPa
④ Operating... -
![API Triple Offset Flanged Butterfly Valve]()
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![Butt-Weld-End Butterfly Valve]()
Butt-Weld-End Butterfly Valve① Main material: carbon steel, stainless steel, alloy steelread more
② Nominal diameter: DN40 to DN2000
③ Pressure range: 1.0MPa~6.4MPa
④ Operating... -
![Flanged Jacket Butterfly Valve]()
Flanged Jacket Butterfly ValveFriends in food processing, pharmaceutical storage, or chemical cold chain know well that if valves freeze when transporting low-temperature media, it will cause big trouble. This insulated...read more -
![Cryogenic Butt-Weld-End Butterfly Valve]()
Cryogenic Butt-Weld-End Butterfly ValveAnyone in the cryogenic fluid control business knows that when it comes to environments tens of degrees below zero, ordinary valves either don’t seal tightly or crack due to freezing, which is...read more -
![Triple Offset Wafer Butterfly Valve]()
Triple Offset Wafer Butterfly ValveAnyone in the pipeline engineering business knows that some spaces are too narrow for large valves to fit in—and our Zhengmao wafer butterfly valve is specifically designed to solve this problem....read more -
![Centerline Wafer Butterfly Valve]()
Centerline Wafer Butterfly ValveWhen choosing valves for engineering projects, the biggest headaches are poor adaptability and troublesome operation. The center-line butterfly valve from Zhengmao Valves is designed to solve...read more -
![Lug-Type Butterfly Valve]()
Lug-Type Butterfly ValveFriends engaged in engineering and fluid system management all know that a valve should not only control flow but also be easy to install and durable. The lug-type butterfly valve from Zhengmao...read more -
![PTFE-lined Butterfly Valve]()
PTFE-lined Butterfly ValveFor those working in chemical engineering, electroplating, and other fields that deal with acids and alkalis, the biggest headache when choosing valves is corrosion. The fluorine-lined butterfly...read more -
![Large Bore Pneumatic Triple Offset Butterfly Valve]()
Large Bore Pneumatic Triple Offset Butterfly ValveMasters in factory operation and maintenance, as well as fluid control, all know that if a valve responds slowly and is cumbersome to operate, it will not only delay production but also may hide...read more
Ida Smith
The product has been received, and it is simply cheap and easy to use! The company has always won our trust in good faith, and we hope they will persist.
Mary Rawlings
You are a 100 year old company and you have integrity in every corner of your business.
Paul Alejos
We are fascinated by your beautiful and high-quality products. From this product, we can see that your workmanship is really excellent!
Brandy Fitzgerald
I was impressed by the company, whether it is the product or the service, they always think about the buyer, including every detail.
Cherry Zuniga
These products are so convenient to use, thanks!
Kelly Duquette
No one will not love this company's services and products. They are extremely patient, customer service is very serious, and they gave us a lot of guidance.
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All our Vertical Check Valve, 12 inch butterfly are world-class quality and the most competitive price in the international market. We're known as one of the most professional butterfly motorized valve manufacturers and suppliers in China. With over 30 years' experience, we warmly welcome you to wholesale high quality butterfly motorized valve made in China here from our factory. Contact us for more details.