Weldneck Flange (CL-300-28″)

Weldneck flange (WN), class 300, size 28 inches, manufacturing standard: ASME B16.47

Weldneck Flange (CL-300-28″) is a flange designed to be welded to a pipe with an inside diameter of 28 inches. Weldneck Flange are commonly used in piping systems to make pipe connections. are used safely.


1. Neck: The weld neck flange has a long neck or throat to connect to the pipe through welding.

2- Resistance: Weldneck Flange (CL-300-28″) has high strength against pressure and heat due to the working pressure of 300.

3- Bore: Weldneck flange has a central hole (Bore) to connect to the pipe.

4. Materials: carbon steel, stainless steel and alloy

5- Application: oil and gas, petrochemical, power plant and chemical industries

Factors such as work class, type of raw materials, etc. should be taken into account when using a weldneck flange. Weldneck flange (Class 300) is only designed for a working pressure of 300 psi, and for higher pressures, you should use another class such as 400, 600, etc. Weldneck flanges are available in different sizes and pressure ratings to suit different needs.


Before taking any action to buy or use the flange you want, consult with experts and engineers in this field or read famous standards such as ASME B16.5 and ASME 16.47.

Technical Specifications:

Dimensions: 28 inches

Class (pressure): 300

Thickness: 34 mm

Disc Surface Type: Flat Face (FF)

Construction standard: ASME B16.47


Contact our specialists in the sales department for advice, order the weld neck flange (class 300 – size 28 inches) and inquire about its price.

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