EMT Locking Band Closure


The EMT Locking Band Closure is a practical choice for operators who want to make their pipeline work better. By using this closure, operators can cut down on the time when the pipeline isn’t working, making their operations more effective.


The EMT Locking Band Closure is a practical choice for operators who want to make their pipeline work better. By using this closure, operators can cut down on the time when the pipeline isn’t working, making their operations more effective.

A Locking Band Closure, also referred to as a Quick Actuating Closure (QAC), is a specialized mechanical device designed primarily for the circular openings of pressure pipelines or vessels. Its fundamental purpose is to provide a secure seal that preserves the internal pressure while simultaneously allowing for fast and efficient opening or closing. This unique feature ensures a safe and easily accessible point for operators, expediting inspections, cleaning, and maintenance procedures. Therefore, the Locking Band Closure plays a pivotal role in managing pressure systems, seamlessly integrating considerations of safety, operational efficiency, and system integrity.

Locking Band Closure
Design Pressure
Corrosion Allowance
Seismic Fortification Intensity
7 Degrees
Work Medium
Oil, Natural gas, water, etc.
Opening Time
Within 60s less than 200N
Quick Closure Type
Vertical or Horizontal

Locking Band Closure

The advantages of using a Locking Band Closure

The advantages of utilizing a Locking Band Closure in the management of pressure pipelines and vessels are significant, encompassing efficiency, safety, and overall value. From an efficiency perspective, the Locking Band Closure’s ability to be swiftly opened and closed minimizes downtime and expedites essential operations such as inspections, cleaning, and maintenance.

In terms of safety, the Locking Band Closure’s secure sealing mechanism maintains the system’s internal pressure and structural integrity. This reduces the potential risks associated with pressure fluctuations or leaks. Additionally, by offering a safe and convenient access point, the Locking Band Closure mitigates hazards for operators during these necessary procedures.

When considering overall value, the Locking Band Closure enhances the dependability, lifespan, and functionality of pressure systems, leading to cost savings in the long run. Therefore, a Locking Band Closure is not merely a practical component, but a strategic investment for proficient pressure pipeline and vessel management.


Efficiency and Safety with Locking Band Closures

In the specialized field of pressure pipeline and vessel management, the Locking Band Closure assumes a crucial role. Its main job is to meticulously form a secure seal on the circular openings of these vital systems, effectively preserving the required internal pressure and ensuring the overall stability of the pipeline or vessel. Constructed with a specific design, the Locking Band Closure is meant for quick and efficient opening and closing operations, providing operators with fast and safe access to the system interior, a feature that is of paramount importance. This access proves to be critical for carrying out a broad range of necessary operations, including but not limited to inspections, cleaning, and maintenance tasks. By fundamentally simplifying these tasks without compromising any aspect of safety or system integrity, the Locking Band Closure significantly enhances the overall efficiency, reliability, and lifespan of pressure vessels and pipelines, making it an indispensable tool in this industry.

Typical Locking Band Closure Applications

  • Filtration Devices
  • Wire Mesh Strainers
  • Filtration Separator Systems
  • Decompression Units
  • Abrasive Blasting Systems
  • Pig Sending and Receiving Devices
  • Seawater Purification Filters
  • Carbon Filtration Systems
  • Underwater Equipment
  • Coalescing Filters
  • Storage Containment Units
  • Access Doors
  • Equipment Inspection Hatches
  • Chemical Reactors
  • Fabric Filters
  • Bag-type Filters
  • Amine Purification Filters
  • FPSO (Floating Production Storage and Offloading)
  • LNG (Liquefied Natural Gas) Processing
  • Cyclonic Separators
  • Measurement Skids
  • Urban Gas Control Stations
  • Fuel Preparation Skids
  • Hazard Containment Systems
  • Heat Processing Equipment
  • Oil and Gas Production Platforms
  • Particle Filtration Devices
  • Bag Filtration Systems
  • Amine Gas Treatments
  • FPSO (Floating Production Storage and Offloading)
  • LNG Handling Units
  • Cyclone Separators
  • Flow Rate Skids
  • Municipal Gas Entry Points
  • Fuel Processing Units
  • Enclosure Systems
  • Thermal Handling Equipment
  • Production Stages

Locking Band Closure

About us

At our company, we specialize in offering Locking Band Closures of superior quality, crafted from high-grade raw materials. As a leading manufacturer of these quick-opening blind panels, we provide a customizable experience tailored to our customers’ needs. Known for their durability and excellent quality, our Locking Band Closures are competitively priced within the industry. Our lock-ring rapid-open blind plates facilitate the swift opening and closing of bulbs on both horizontal and vertical pipes. These Locking Band Closures can be opened without special tools, typically within a minute, making them highly efficient and user-friendly. Our strengths lie in our Locking Band Closures’ swift operability, durability, safety, and reliability. Additionally, we offer customizable designs to fit your specific needs.

As a Locking Band Closure manufacturer, we adhere to several industry standards:

  • SY/T 0556 “Technical Specifications for Rapid Switch Blind Plate”
  • TSG R0004 “Standard Pressure Vessel Safety Technical Supervision Specifications”
  • GB150.1~4 “Pressure Vessel”
  • NB/T47015 “Pressure Vessel Welding Regulations”
  • NB/T4708 “Carbon steel and low-alloy steel forgings for pressure equipment”
  • NB/T4709 “Low alloy steel forgings for low-temperature pressure equipment”
  • NB/T47010 “Stainless steel and heat-resistant steel forgings for pressure equipment”
  • NB/T47016 “Mechanical properties test of welded specimens of pressure-bearing equipment products”

We strive to maintain the highest quality standards to deliver reliable and efficient Locking Band Closures for your operational needs.

Our Service

At our company, we pride ourselves on our wide assortment of Locking Band Closures available in a variety of types and designs, ensuring we can meet diverse customer requirements. We understand the importance of prompt response in today’s fast-paced business world. That’s why we have prioritized providing the quickest feedback possible. Our team is committed to responding to all inquiries and issues with speed and efficiency.

In addition to this, we excel in our delivery times. Understanding the critical role our products play in your operations, we strive to ensure the fastest delivery times in the industry. Our goal is to minimize downtime and keep your business running smoothly.

Finally, we believe in providing continuous support to our clients. Our dedicated customer service team is available 24 hours a day, 7 days a week. Regardless of your time zone or schedule, we are always ready to assist you with any queries or issues.

In essence, our commitment to providing an extensive range of products, prompt communication, rapid delivery, and round-the-clock support is what sets us apart in the industry. We are here to serve you and ensure your operations run as smoothly as possible.


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Shenyang EMT Piping Technology Co., Ltd.

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Working Hours

  • Weekdays 8:00 - 20:00
  • Saturday 9:00 - 16:00
  • Sunday Closed
  • Holidays 10:00 - 14:00