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Double Block & Bleed (DBB) 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
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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
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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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Eccentric Half Ball ValveIn industrial pipeline systems, the stability and efficiency of valves directly determine production efficiency. The eccentric hemispherical valve launched by Zhengmao Valve has become the first...read more
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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
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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
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Duplex SS Three Way Ball ValveAnyone in the industrial pipeline industry knows that if medium diversion gets stuck, the entire production line has to stop. This L-Type Three-Way Ball Valve from Zhengmao Valve is a "powerful...read more
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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
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V-Port Oblique Seat Discharge Ball ValveFriends in chemical, pharmaceutical, or food processing industries all know what’s most worrying in the discharge process: clogging, leakage, and poor control—these not only delay production but...read more
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Metal-Seated Eccentric Rotary Ball ValveDetails ① Main material: carbon steel, stainless steel, alloy steel ② Nominal diameter: NPS2 "~80", DN80~DN2000 ③ Pressure range: Class 150 to Class 600,0.6 MPa to 10.0 MPa ④ Operating...read more
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Top-entry Ball ValveAnyone in industries like chemical engineering or petroleum that require frequent pipeline maintenance has definitely struggled with valve disassembly. Our top-mounted ball valve from Zhengmao...read more
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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
Fire Safe Ball Valve is a valve that can maintain its pressure containing ability during and after a certain period of fire exposing. This kind of valve we use because the possibility of hazardous or...
Oct 07, 2021 · The fire safe test must mimic actual working conditions as the valve should prevent a catastrophe during a fire incident. If a fire incident does occur, a 3 Way ball valve shall...
Sep 15, 2014 · These 2-way fire safe valves will hinder the media by their fire safe outline. Valtorc additionally gives fire safe ball valves that have been tested and affirmed to API 607...
FM Fire-Safe Series Fire-Safe Valves with Thermal or Electro-thermal Shutoff Key Features Fire-Safe to API 607 U.L. listed Thermal or Electro-thermal Fusible Links Removable Handle for Manual...
Ball Valve and Gate Valve Test report and certification After each test a detailed test report will be provided including a Fire Safe Certificate when the tested valve meets all requirements. In this...
Class 150 Full Port Fire Safe Flanged Ball Valve. Add to list. 5801R Series ⟶ Class 150 Reduced Port Fire Safe Flanged Ball Valve. Add to list. 6801 Series ⟶ Class 300 Full Port, Fire...
