Zhejiang Kezhong Valve

Zhejiang Kezhong Valve Zhejiang Kezhong Valve Co., Ltd.

specializes in the manufacture of forged steel ball valves, hydraulically actuated ball valves, 0.5-second rapid shut-off valves, and various hydraulic control valves.

21/05/2026

🔩 Precision Assembly of Forged Steel Ball Valves 🔩

Every high-performance forged steel ball valve starts with a flawless assembly process.

🛠️ Our assembly workflow:
• Cleaning of all forged components
• Precise installation of seats, seals & ball
• Torque-controlled tightening of body bolts
• Stem packing adjustment for zero fugitive emission
• 100% functional & leak testing before packing

✅ Why assembly matters:
Even the best raw forging fails if assembly isn't perfect. Our skilled technicians ensure tight tolerances, smooth operation, and long service life.

🏭 Every valve tells a story of craftsmanship. Yours should be no exception.

👇 Watch the video or contact us to learn more about our assembly line.

🔧 Precision Control for Your Pipeline | Two-Stage Closing Hydraulic Butterfly ValveTake full control of your fluid syste...
03/05/2026

🔧 Precision Control for Your Pipeline | Two-Stage Closing Hydraulic Butterfly Valve

Take full control of your fluid system with our Hydraulic Butterfly Valve — designed for demanding applications where timing and angle accuracy matter.

✅ Two-stage closing function – reduces pressure surges and protects your pumps and pipelines
✅ Adjustable opening & closing angle – tailor the valve stroke to your process needs
✅ Adjustable opening & closing time – fine-tune the speed for smooth operation
✅ Reliable hydraulic actuation, ideal for water treatment, power plants, and industrial systems

Say goodbye to water hammer and hello to efficiency 🌊⚙️

👉 DM us for a quote or technical data sheet!

🔧 Reliable Flow Control in Extreme Conditions 🔧From high-pressure steam systems to corrosive chemical environments — For...
17/04/2026

🔧 Reliable Flow Control in Extreme Conditions 🔧

From high-pressure steam systems to corrosive chemical environments — Forged Steel Ball Valves deliver unmatched durability and tight shut-off performance.

✅ Key Applications:
• Oil & gas pipelines
• Power plants
• Petrochemical facilities
• High-temperature steam systems
• Refining units

💪 Why choose forged steel?
Stronger grain structure, higher pressure resistance, and longer service life compared to cast valves.

🛠️ Whether it's -40°C or 350°C, your system deserves zero leakage and full safety.

👇 Contact us for technical support or a quote!

🚀 Prevent Water Hammer & Protect Your PipelineIntroducing our Two-Stage Closing Hydraulic Butterfly Valve – designed for...
16/04/2026

🚀 Prevent Water Hammer & Protect Your Pipeline
Introducing our Two-Stage Closing Hydraulic Butterfly Valve – designed for pump stations and long-distance water transmission systems.

✅ Two-stage closing – reduces pressure surge by 80%
✅ Hydraulic actuation – smooth, reliable, maintenance-free
✅ Fast response + adjustable closing curve – tailored to your system dynamics

Say goodbye to pipeline bursts and pump damage. Ideal for water supply, sewage treatment, power plants, and industrial fluid control.

🔧 Key Features:

· Two-stage shut-off without water hammer
· Overload protection & position feedback

📩 Contact us for a technical quote or catalog.

🚛 High Pressure Trunnion Ball Valve – Engineered for Critical ServiceIn oil & gas, long-distance pipelines, and chemical...
15/04/2026

🚛 High Pressure Trunnion Ball Valve – Engineered for Critical Service

In oil & gas, long-distance pipelines, and chemical plants, valve reliability is the lifeline of your system. Our high pressure trunnion ball valves are designed to perform under extreme conditions – high pressure, high temperature, and abrasive media.

🏭 Typical Applications

· Natural gas distribution stations & long-distance pipelines
· Refinery FCC units, hydroprocessing units
· High pressure steam & thermal grids
· Slurry lines & abrasive particle service

📩 DM us Size + Pressure + Media for quote & CAD drawings.

14/04/2026

🔧 Precision Assembly – The Heart of a Reliable Ball Valve
Every step in ball valve assembly directly impacts performance and service life. From body cleaning, ball grinding, and seal installation to high-pressure leak testing – we follow strict procedures to ensure zero leakage, long durability, and smooth operation.

✅ Precision body inspection
✅ Ball surface strengthening
✅ Damage-free seal fitting
✅ 100% pressure & torque testing

👨‍🔧 We don’t just assemble valves – we protect your pipeline safety.
📩 DM us for inquiries or sample requests →

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Hashtags

Here's of our ball valve casting blanks – before machining, before assembly.Why show this?Because when you start with a ...
13/04/2026

Here's of our ball valve casting blanks – before machining, before assembly.
Why show this?

Because when you start with a clean, dense, defect-free blank, you end with a reliable valve.

✅ No shortcuts. No hidden issues. Just solid quality from step one.

We are a ball valve supplier who stands behind every piece you see.

📩 Need a trustworthy partner for your valve projects? Send us your requirements.

11/04/2026

【Product Spotlight】Weight-loaded Hydraulic Butterfly Valve – The Reliable Guardian for Water Engineering!

🔧 Key Features:
✅ Dual control by weight + hydraulics – smooth and shock-free operation
✅ Emergency fast-closing function – automatic protection during power failure
✅ Zero leakage sealing – ideal for high-pressure & high-flow conditions
✅ Rugged structure, easy maintenance, long service life

💦 Widely used in: Hydropower stations, pumping stations, water supply networks, wastewater treatment, metallurgy, petrochemical, and more

👉 Choose us for safety and efficiency!

📩 DM or comment below for technical proposals & quotes

🔥 Efficient Ash Discharge with Hydraulic Power 🔥Tired of jamming or leaking issues in high-temp, high-dust applications?...
10/04/2026

🔥 Efficient Ash Discharge with Hydraulic Power 🔥

Tired of jamming or leaking issues in high-temp, high-dust applications?
Check out our Hydraulic Ash Discharge Ball Valve!

✅ Smooth hydraulic actuation with low impact
✅ Special sealing design – wear-resistant & heat-resistant
✅ Ideal for blast furnace dust removal, metallurgy, chemical industry
✅ Supports remote/automatic control – smarter production line

Make ash discharge easier, and maintenance simpler.
Contact us today for more details & technical specs!

📩 DM us for more info!

04/04/2026

🔩 Heavy‑Duty Performance | Trunnion Mounted Ball Valve – Built for High Pressure & Large Bore

When the pressure is high and the line is wide, you need a valve that stands firm.

Introducing our Trunnion Mounted Ball Valve – designed for reliable shut‑off in demanding applications like oil & gas transmission, long‑distance pipelines, and high‑pressure storage.

✅ Fixed Ball Design – Low Torque, Smooth Operation
The trunnion absorbs side thrust from line pressure, reducing operating torque and protecting the stem.

✅ Blow‑out Proof Stem
Engineered with anti‑blowout construction for absolute safety under high pressure.

✅ Dual Sealing System
Primary + secondary sealing (e.g. grease injection) ensures zero leakage, even after wear or emergency conditions.

✅ Fire‑Safe & Anti‑Static
Complies with API 607 / ISO 10497 and anti‑static standards – safe for flammable media.

✅ Wide Material Options
Body: carbon steel, stainless steel, alloy steel; Seat: PTFE, Nylon, PEEK, or metal‑seated for high‑temperature applications.

Typical Applications
🔹 Long‑distance oil & gas pipelines
🔹 Gas storage & distribution stations
🔹 Refinery & petrochemical plants
🔹 High‑pressure water / slurry systems

Trust a valve that never backs down.
📩 DM us for technical datasheets or a quick quote

🔥 Precision Flow, Zero Compromise | Electric Forged Steel Gas Ball Valve – Built for Energy Pipelines!When it comes to g...
03/04/2026

🔥 Precision Flow, Zero Compromise | Electric Forged Steel Gas Ball Valve – Built for Energy Pipelines!

When it comes to gas transmission and industrial piping systems, reliability and safety are never optional.

Introducing our Electric Forged Steel Gas Ball Valve – engineered for tough conditions, delivering efficient and secure flow control.

✅ Forged Steel Body – Strong & Durable
High-quality forged steel resists high pressure and corrosion, easily handling extreme temperatures and pressure surges.

✅ Electric Actuator – Smart Remote Control
Supports local / remote ON-OFF control with fast response. Seamlessly integrates with PLC/DCS systems for automated operation.

✅ Gas‑Specific Design – Zero Leakage Guarantee
Precision ball sealing + anti-static structure + fire‑safe design. Meets API 607 / 6FA standards, eliminating the risk of gas escape.

✅ Low Torque, Long Service Life
Seat options: wear‑resistant polymer or metal hard sealing. Smooth opening/closing and extended maintenance intervals.

Applications
🔹 City gas networks
🔹 Natural gas pressure regulating stations
🔹 Petrochemical processes
🔹 Thermal & energy systems

Let every valve stroke be a promise of safety.
📩 DM us for a catalog or quote →
📞 Contact our technical team for
customized solutions.

Address

永嘉县桥下小京路高端泵阀产业园
Wenzhou
325100

Opening Hours

Monday 08:00 - 17:00
Tuesday 08:00 - 17:00
Wednesday 08:00 - 17:00
Thursday 08:00 - 17:00
Friday 08:00 - 17:00
Saturday 08:00 - 17:00

Website

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