China best Steel EMT Compression Coupling with UL Certificate

Product Description

EMT Coupling Compression Type, Steel

1/ compression type
2/  Sizes: 1/2″ to 4″
3/  Material: Steel  
4/  Finish: Electro Galvanized
5/  Specifications reference: UL514B 
6/  Function: For use to couple 2 ends of ELECTRICAL METALLIC TUBINGS
7/  Concrete-tight when taped

Our Services
Three years quality guarantee.
We can do according to your requirement.
Best service and good quality with competitive price.
You can also visit our factory.

FAQ
Q: How can I request a product sample?
A: The samples are free but freight should be collected. Please send sample list and courier account number by email.
 
Q: How can I request a product catalog?
A: The hard copies of catalogs are free but freight should be collected. Please send courier account number by email. You are suggested to request a PDF catalog.
 
Q: Wha’s your payment terms?
A: One is T/T 30% before production and 70% against copy of B/L; the other is Irrevocable L/C 100% at sight.
 
Q: What’s your trade terms?
A: FOB, CNF(CFR), CIF, EXW.
 
Q: How long is the quality guarantee?
A: All of our products have a period of quality guarantee since time of shipment. Please contact your salesman for more details, as different products enjoy different time of guarantee. /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

compression coupling

Industry Standards and Guidelines for Compression Couplings in Plumbing

Compression couplings in plumbing are subject to industry standards and guidelines that ensure proper installation, performance, and safety. Some notable standards include:

  • ASTM F2080: This standard specifies requirements for compression fittings and couplings for use with PEX tubing in potable water systems. It covers dimensional, material, and performance requirements to ensure reliable connections.
  • NSF/ANSI 61: This standard establishes requirements for products that come into contact with drinking water, including compression couplings. It ensures that materials and products do not leach harmful substances into the water supply.
  • Local Building Codes: Many regions have specific building codes that dictate the use of compression couplings in plumbing systems. These codes ensure compliance with safety and quality standards.

Installers and plumbing professionals should adhere to these standards and guidelines to ensure that compression couplings are used appropriately and provide reliable and safe connections.

compression coupling

Design Contributions to Leak-Proof Performance of Compression Couplings

The design of compression couplings plays a significant role in ensuring their leak-proof performance. Several design elements contribute to this:

1. Compression Seal: The core principle of compression couplings is the compression seal. These couplings feature a threaded nut that, when tightened, compresses the fitting onto the pipe or tubing. This creates a secure and tight connection that prevents leaks. The compression action of the nut forces the sealing material against the pipe, creating a watertight seal.

2. Sealing Materials: Compression couplings often include a sealing material, such as a rubber gasket or an O-ring. This material helps to create a reliable seal between the coupling and the pipe. The choice of sealing material is crucial, as it needs to be compatible with the fluid being transported and resistant to deterioration over time.

3. Threaded Design: The threading on the compression coupling and the corresponding pipe or tubing ensures a secure connection that resists forces that could cause the coupling to come loose. The threads maintain a consistent pressure on the sealing material, maintaining the integrity of the seal even under pressure or movement.

4. Precision Manufacturing: High-quality manufacturing processes ensure that the components of the compression coupling fit together precisely. This minimizes the risk of gaps or imperfections that could lead to leaks. Precision manufacturing also contributes to the durability and long-lasting performance of the coupling.

5. Visual Inspection: Many compression couplings have a visible indicator that shows when the coupling is properly tightened. This visual cue helps installers ensure that the coupling is tightened to the correct level, enhancing the reliability of the seal.

The combination of these design features results in compression couplings that provide a dependable and leak-proof connection for plumbing and piping systems.

compression coupling

Types of Compression Couplings for Specific Pipe Materials

Compression couplings come in various designs tailored to specific pipe materials. Here are some common types:

  • Copper Compression Couplings: These couplings are designed for joining copper pipes. They typically consist of a brass body and a compression ring that creates a tight seal when compressed.
  • PEX Compression Couplings: Used for connecting PEX (cross-linked polyethylene) pipes, these couplings often feature a brass body with an insert for securing the PEX pipe. They ensure a secure and leak-free connection.
  • PVC Compression Couplings: Designed for connecting PVC pipes, these couplings feature a PVC body and compression nuts that create a tight seal. They are commonly used in irrigation and plumbing systems.
  • Steel Compression Couplings: These couplings are suitable for connecting steel pipes. They often feature a steel body with compression rings for a secure connection.
  • Multi-Material Compression Couplings: Some compression couplings are designed to connect pipes made from different materials, such as copper to PEX or copper to PVC. These couplings provide versatility and convenience in mixed-material plumbing systems.

The specific type of compression coupling to use depends on the material of the pipes being connected. Choosing the right type ensures a secure and reliable connection while preventing leaks and maintaining the integrity of the plumbing system.

China best Steel EMT Compression Coupling with UL Certificate  China best Steel EMT Compression Coupling with UL Certificate
editor by CX 2024-02-04