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Weld Neck Flanges (WNRF) Overview

Introduction

Weld Neck Flanges (WNRF) are crucial components in the piping industry, widely recognized for their reliability and adaptability to complex piping systems. Developed by our company to meet international buyer requirements, these flanges conform to the highest quality standards, thanks to our stringent quality control policies. Our Weld Neck Flanges are particularly sought after in the export market, making them a preferred choice for global customers.

What are Weld Neck Flanges?

Weld Neck Flanges are designed with a long neck that provides strength and stability when connecting pipes. They are commonly used in applications where there is a possibility of expansion due to thermal influences, such as heat coupling in pipelines. The design allows for a smooth flow of fluids, minimizing turbulence and pressure losses, making these flanges ideal in environments where durability and performance are paramount.

Advantages of Weld Neck Flanges

1. High Strength and Durability: The robust construction of Weld Neck Flanges provides superior strength, accommodating higher pressure applications with ease.

2. Thermal Expansion Handling: These flanges are capable of handling thermal expansion and contraction, which is essential in high-temperature applications, ensuring a leak-proof connection.

3. Versatile Applications: Weld Neck Flanges are suitable for various industries, including oil and gas, chemical processing, and power generation, among others.

4. Ease of Installation: Designed for welding onto pipes, these flanges provide a secure fit that can be installed quickly and efficiently.

Size and Classifications

Our Weld Neck Flanges are available in a range of sizes and pressure classes to accommodate different project requirements:

• Sizes: From ½” NB to 50” NB
• Pressure Classes: Available in 150#, 300#, 400#, 600#, 900#, 1500#, and 2500#

Material Specifications

We offer Weld Neck Flanges manufactured from a variety of high-quality materials to suit diverse applications:

• Stainless Steel: TP 304, 304L, 316, 316L, 316Ti, 309, 310, 310S, 317L, 321, 347
• Carbon Steel: ASTM A 105/106, ASTM A 181
• Alloy Steel: ASTM A 182, GR F1, F11, F22, F5, F9, F91
• Non-Ferrous Metals: Copper, Brass, Gun Metal
• Nickel Alloys: Monel 400 & 500, Inconel 600 & 625, Incolloy 800 & 825, Hastelloy C22 & C276
• Duplex Steel: ASTM/ASME A182 F 44, F 45, F 51, F 53, F 55, F 60, F 61

Industry Standards

Our Weld Neck Flanges are produced according to recognized industry standards, ensuring compatibility and performance. Some of the applicable standards include:

• ANSI Flanges: ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48
• DIN Flanges: DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636, DIN2637, DIN2638, DIN2673

Customization Options

Recognizing that every project is unique, we offer customization options for our Weld Neck Flanges. Whether you need specific dimensions, material grades, or additional features, our team is readily available to assist in developing a solution tailored to your precise needs.

Conclusion

Our Weld Neck Flanges (WNRF) symbolize a commitment to quality and performance within the piping industry. With a focus on meeting the diverse needs of our international clients, we provide products that ensure the safety and efficiency of piping systems across various applications.

Call to Action

Discover the benefits of our Weld Neck Flanges for your piping projects. For inquiries, detailed specifications, or to discuss your specific requirements, please contact our expert team today. We look forward to being your trusted partner in delivering high-quality solutions for all your pipeline needs.