① Main material: carbon steel, stainless steel, alloy steel
② Nominal diameter: NPS 2 "to NPS 24"
③ Pressure range: CL900~CL2500
④...
We continue to improve product quality, reduce the rate of defective products, improve the service life of metric gate valves, full gate valve, lockable gate valve . In the context of today's times, we are committed to developing green cold water gate valve in order to seize the market opportunities. As a trusted partner, we work closely with our clients to ensure their satisfaction and success. All the time, we have been paying attention on all details to insure each product satisfied by our customers. In the rapid development, our company always follows the efficient scale and valuable innovation. "Integrity, high quality and low price, sincere service, industry leading" is the core competitiveness of our company. In order to win in the future market competition, our company has set up a new modern marketing concept, brand awareness and green marketing concept, and gradually move towards the international track.
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![API Pressure Seal Gate Valve]()
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![Cryogenic Gate Valve]()
Cryogenic Gate Valve① Main material: low-temperature carbon steel, stainless steelread more
② Nominal diameter: DN15 to DN1000
③ Pressure range: 1.0MPa~10.0MPa
④ Operating... -
![API Gate Valve]()
API Gate Valve① Main material: carbon steel, stainless steel, alloy steelread more
② Nominal diameter: NPS 1/2 "to NPS 36"
③ Pressure range: CL150 to CL1500
④ Operating... -
![GB Gate Valve]()
GB Gate Valve① Main material: carbon steel, stainless steel, alloy steelread more
② Nominal diameter: DN15 to DN1000
③ Pressure range: 1.0MPa~16.0MPa
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![API Titanium Gate Valve]()
API Titanium Gate ValveFriends who do foreign trade or work on projects with European and American standards know that the biggest worries when choosing a gate valve are "non-compliance with standards and inability to...read more -
![Vacuum Gate Valve]()
Vacuum Gate ValveAnyone in industrial production knows that if a valve fails, the entire production line has to stop. This vacuum gate valve made by our Zhengmao Valve is designed to "have fewer problems and do...read more -
![Cryogenic Drip Pan Gate Valve]()
Cryogenic Drip Pan Gate ValveIn industries like chemical engineering and LNG that require cryogenic operations, if the valve can't withstand the cold, leaks or gets stuck, it will cause big troubles. This cryogenic gate valve...read more -
![Chain-Actuated Knife Gate Valve]()
Chain-Actuated Knife Gate ValveBosses in sewage treatment, building material powder and other industries all know that valves are most afraid of clogging and jamming—once they break down, the entire production line has to stop....read more -
![GB Gate Valve]()
GB Gate ValveFriends in engineering and production management all know that valves must be compliant and durable. This national standard gate valve from Zhengmao Valve is designed in full accordance with...read more -
![API Pressure Seal Gate Valve]()
API Pressure Seal Gate ValveIn places like chemical plants and power stations with large-diameter pipelines, the difficulty of opening and closing valves has always been a big problem—but the bevel gear gate valve from...read more -
![API Butt-Weld-End Gate Valve]()
API Butt-Weld-End Gate ValveMaster workers who work on-site all know that pipe connections are most afraid of leakage. Just looking at the connection method of this welded gate valve from Zhengmao Valve, you can feel at...read more -
![Rising Stem Resilient Seated Gate Valve]()
Rising Stem Resilient Seated Gate ValveThe open elastic seat gate valve has the advantages of elastic seat gate valve, and can display the valve opening more intuitively, and open and close quickly and reliably, so it is...read more
Richard Hebert
I received the goods a few days ago, and the products were packed firmly without any loss. I like your service!
Rose Priebe
This company's products effectively support our different needs at different stages of development and are very good partners.
Mike Harper
Fast shipping! The most important thing is that the product quality is very good, better than my original source!
Hazel Arendt
We have worked with this company several times. Their teams demonstrate a high level of professionalism in the process every time, always producing high-quality products on time.
Elisabeth O'Donnell
This company's devoted attention and special services to our company have enabled us to cultivate trust and tacit understanding. Quality products are also a source of trust. Hope we can continue to
Brandon Bowman
Your company has always had a "customer first" philosophy and is very willing to listen to what your customers have to say.
How to Fix a Gate Valve That Doesn't Close - Home Guides...
WebMar 1, 2022 · First, shut the water off at the curb or meter. Never remove a valve or faucet that is under pressure, warns the Mueller Company. Then, open the gate valve fully. Remove the top of...
Gate Valves: Types of Gate Valves (Plus Detailed …...
WebApr 15, 2020 · Gate valve is the most common type of valve in any process plant. It is a linear motion valve used to start or stop fluid flow. In service, these valves are either in the fully open...
8 Types of Water Valves for Home Plumbing - Bob Vila...
WebOct 14, 2021 · Gate valves have an interior gate that can be lowered to reduce or completely stop the flow of water when its circular handle is rotated slowly. These types...
Valves & Valve Repair - Lowe's...
WebTo control water temperature in your shower, you need a thermostatic mixing valve, which allows hot and cold water to mix to create your desired temperature. Outdoor Faucet Valves If you're...
Hot water heater leaking from cold water inlet - Math Practice...
WebFirst, check the cold water inlet pipe. Look for a ball valve or gate valve that'll allow you to turn the water off. A ball valve has a lever to turn the water...
Types of Gate Valve and Parts - A Complete Guide for Engineer...
WebTypes of gate valve based on body, bonnet connection. 1st is screwed bonnet: This is the simplest design available and it is used for inexpensive valves. 2nd is bolted-bonnet: This is the most...
Our wide range of products includes Vertical Check Valve, rovalve knife gate valve . We're known as one of the most professional cold water gate valve manufacturers and suppliers in China. With over 30 years' experience, we warmly welcome you to wholesale high quality cold water gate valve made in China here from our factory. Contact us for more details.