Description
1.EMT Pig Trap Closures Introduction
EMT Pig Trap Closures are engineered to provide a secure, efficient, and rapid access solution to pressure vessels. It is essential for industries such as oil, gas, pharmaceuticals, and chemicals. These closures are designed to withstand high pressure, ensuring a reliable seal that maintains the integrity of the vessel while allowing for quick opening and closing operations necessary for inspection, cleaning, or product removal.

2. Specification Sheet
| Closure Type | Installation | Size Range (DN) | Pressure Rating (ASME) | Materials | Sealing Material |
|---|---|---|---|---|---|
| Lock Ring | Vertical/Horizontal | 200 to 1200 | #150 to #1500 | SA 350 LF2 | Viton™ |
| Band Type | Vertical/Horizontal | 150 to 1000 | #150 & #300 | SA 350 LF2 | Viton™ |
| Plug Buckle | Vertical | 150 to 1000 | #150 to #600 | SA 516 70N/SA 105N | Viton™ |
3. Additional Technical Specifications
| Specification | Detail |
|---|---|
| Nominal Diameter | Up to 1800mm |
| Design Pressure | Up to 40 MPa |
| Working Medium | Oil, Gas, Water |
| Design Temperature | -50℃ to 300℃ |
| Material Options | 16Mn, A350LF2, A105, SS304, SS316, F51, F53, F55, INCONEL625, HASTELLOY C |
| Pipe Thickness | 6mm to 100mm |
4. Benefits and Applications of EMT Pig Trap Closures
a.Tailored to Operational Requirements
Versatile Installation Options:
EMT Pig Trap Closures offer unmatched flexibility in installation orientation, accommodating both vertical and horizontal setups. This versatility ensures that they seamlessly integrate into various structural layouts, whether in new constructions or retrofitting existing systems. The ability to choose the installation direction allows for optimal use of available space and aligns with specific pipeline configurations, enhancing the overall design and functionality of fluid handling systems.
Comprehensive Range of Sizes and Pressure Ratings:
EMT Pig Trap Closures are designed to meet diverse operational demands with sizes ranging from DN 150 to DN 1800. Whether for small-scale operations or large infrastructure projects, these closures provide the necessary adaptability. They also come with pressure ratings that reach up to ASME #1500, making them ideal for a wide spectrum of pressures encountered in industrial environments. This range ensures compatibility with low-pressure municipal systems as well as high-pressure applications such as oil and gas extraction and processing.
High-Strength Materials and Durability:
Constructed from robust materials like SA 350 LF2 and various grades of stainless steel, these closures are built to endure the rigors of harsh industrial environments. The use of high-grade materials guarantees resistance against corrosion, extreme pressures, and abrasive chemicals, significantly extending the service life of the closures. This durability not only minimizes the need for frequent replacements but also reduces maintenance costs over the lifespan of the pipeline system.
b. Designed with Safety in Mind
Safety Mechanisms to Prevent Accidental Openings:
Specific safety features in each closure prevent it from opening under pressure accidentally. These include locks and pressure alerts, crucial for preventing dangerous incidents.
Robust Construction Minimizes Maintenance:
The strong materials used in these closures extend their life and reduce maintenance needs. Their design also allows for easy access and simple part replacement when necessary.
Enhancing Operational Efficiency and Safety
c. Operational Efficiency:
EMT Pig Trap Closures help access the inside of pressure vessels quickly and safely for maintenance or inspection, reducing downtime and boosting productivity.
Safety Across Applications: The reliable performance and sturdy design of these closures make them essential in industries like oil and gas, chemicals, and pharmaceuticals. They ensure safety and meet strict regulatory standards, protecting the integrity of containment systems.

Pig Closures from EMT 

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