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+91 9136530431Long welding neck flanges (“LWN”) are similar to weld neck flanges, with the exception that the neck (tapered hub) is extended and acts as a boring extension.
Long welding neck flanges are generally used on vessels, columns, or barrels. These flange types are available also in the heavy barrel (HB) and equal barrel (E) types.
We Rio Engineering are provided specialized and standard connection types and components for many different applications so you can find the long welding neck flange fittings that work.
Our Experts Team of Professional in Rio Engineering from Mumbai, Maharashtra, India ensures that each and every product of Long Welding Neck Flanges meets the international Manufacturing standards for flange shape, weight, size, and material as set by International Standers.
Owing to our rich industrial experience, we are offering a comprehensive range of Long Weld Neck Flanges. The professionals of our organization source these neck flanges from trusted vendors. These flanges are unique due to their simple connectivity with other pipes. Moreover, our products are extensively used in refining industries for linking purposes. Our esteemed patrons can avail of this qualitative range of flanges at industry-leading prices.
Item | Details |
---|---|
Material Grades | Stainless Steel, Duplex Steel, Super Duplex, Nickel, Monel, Inconel, Incoloy, Hastelloy |
Flange Size | 1/2″ (15 NB) to 48” (1200NB) & above as per client requirement |
Pressure Rating ANSI | Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS |
Pressure Rating DIN | 6Bar, 10Bar, 16Bar, 25Bar, 40Bar, PN6, PN10, PN16, PN25, PN40, PN64 |
Pressure Rating JIS | 5K, 10K, 16K, 20K, 30K, 40K, 63K |
Pressure Rating EN | 6Bar, 10Bar, 16Bar, 25Bar, 40Bar |
Pressure Rating UNI | 6Bar, 10Bar, 16Bar, 25Bar, 40Bar |
Flange Coating | Oil Black Paint, Anti-rust Paint, Zinc Plated, Yellow Transparent, Cold and Hot Dip Galvanized |
Connect Type / Flange Face Type | Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, Groove |
Most common types of Flanges | Forged / Threaded / Screwed / Plate |
Flange Standards | ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092 |
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