Our Long Weld Neck Flanges are manufactured for high-pressure and high-temperature applications where superior strength, structural integrity, and reliable performance are essential. Featuring an extended hub, these flanges provide smooth stress distribution and reduce turbulence within the piping system. Manufactured from premium-grade materials and produced according to international standards, our Long Weld Neck Flanges offer outstanding corrosion resistance, dimensional accuracy, and long service life. They are widely used in pressure vessels, heat exchangers, refineries, petrochemical plants, power generation, offshore platforms, and chemical processing industries.
Dimensions: ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.
Standard: ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.
Size: 1/2″ to 36″
Class/Pressure: 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.
Flange Face Type: Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)
Form: Long Weld Neck Flanges
Advantages
- Extended hub design provides excellent stress distribution and superior strength in high-pressure applications.
- Manufactured from premium-quality alloys for exceptional corrosion resistance, durability, and long service life.
- Each flange undergoes rigorous dimensional, material, and quality inspections to ensure reliable and defect-free performance.
- Available in multiple materials, pressure classes, face types, sizes, and customized specifications to suit diverse industrial applications.
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