Nestled in the heart of Naypyidaw, Khun Flanges stands as a dedicated manufacturer and supplier, specializing in the most demanding industrial components. Our focus is on producing exceptionally robust ANSI B16.5 Class 2500 Flanges, engineered to meet the rigorous standards required for high-pressure systems. We understand that reliability is non-negotiable, which is why each flange we produce is a testament to our commitment to precision engineering and unwavering quality, ensuring the integrity and safety of critical operations across various industries.
To withstand the intense pressures of a Class 2500 rating, these flanges are meticulously crafted from high-grade materials like forged carbon steel or alloy steel. Their composition is specifically chosen for superior mechanical properties, including exceptional tensile strength and impressive yield strength. This ensures they can handle extreme stress without deforming. The material undergoes strict heat treatment processes to enhance its durability and toughness, providing a reliable, long-lasting performance even in the most challenging service conditions.
Khun Flanges, a leading supplier in Naypyidaw, Myanmar, offers an extensive selection of ANSI B16.5 Class 2500 Flanges, including weld neck flanges, slip-on flanges, blind flanges, threaded flanges, and lap joint flanges. Designed for diverse industrial applications, our high-quality inventory and commitment to exceptional service make us a trusted choice for flange products in the region.
| Size Range | 1/2″ (15 NB) to 48″ (1200NB) DN10~DN5000 |
|---|---|
| Standards | B16.47 Series A & B, ANSI/ASME B16.5, BS4504, B16.48, EN-1092, BS 10, DIN, ANSI Flanges, BS Flanges, ASME Flanges, EN Flanges, DIN Flanges, GOST Flanges. |
| DIN | 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64 |
| JIS | 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K |
| UNI | 6Bar 10Bar 16Bar 25Bar 40Bar |
| EN | 6Bar 10Bar 16Bar 25Bar 40Bar |
| Main Types | Threaded / Forged / Plate /Screwed |
| Flange supporting material | Ring Joint, Gasket, Flange Bolts |
| Test Certificates | EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc |
| Most Common Types |
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| Production technique |
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| Connect Type/ Flange Face Type | Ring Type Joint (RTJ), Raised Face (RF),Large Male-Female (LMF), Flat Face (FF),Small Male-Female (SMF), Lap-Joint Face (LJF), Large Tongue & Groove, Small Tongue, Groove |
| Special design | As per your drawing AS, ANSI, BS, DIN and JIS 15 NB (1/2″) to 200 NB (8″) Equal and Reducing Configurations Class 2500 Threaded Flange, Socketweld Flange, Slip-On Flange, Blind Flange, Weld Neck Flange |
| Test | Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector |
| Equipment | Bending machine, Press machine, electric bevelling machine, Pushing Machine, Sand-blasting machine etc |
| Origin | Indian / West Europe / Japan / USA / Korean |
| Specialized Manufacturer of |
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| Standard | ANSI DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE etc.
BS Flange, EN Flange, API 6A Flange, ANSI Flange, ASME Flange, DIN Flange, EN1092-1 Flange, UNI Flange, JIS/ KS Flange, BS4504 Flange, GB Flange, AWWA C207 Flange, GOST Flange, PSI Flange
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| Normal pipe size | Outside dia. of flange | Minimum thickness of flange | Overall Length | Bolt Circle | No. and Size of Holes | O.D. of raised face | |||
| Welding neck | Slip-on & socket welding | Lap Joint | |||||||
| O | Q | Y | Diam. | No. | dia. | R | |||
| 1/2 | 12.1 | 22.3 | 60.3 | 31.8 | 31.8 | 82.5 | 4 | 22 | 35 |
| 3/4 | 130 | 25.4 | 69.8 | 34.9 | 34.9 | 89.0 | 4 | 22 | 43 |
| 1 | 149 | 28.6 | 73.0 | 41.3 | 41.3 | 101.5 | 4 | 25 | 51 |
| 1-1/4 | 159 | 28.6 | 73.0 | 41.3 | 41.3 | 111.0 | 4 | 25 | 64 |
| 1-1/2 | 178 | 31.8 | 82.6 | 44.4 | 44.4 | 124.0 | 4 | 29 | 73 |
| 2 | 216 | 38.1 | 101.6 | 57.2 | 57.2 | 165.0 | 8 | 25 | 92 |
| 2-1/2 | 244 | 41.3 | 104.8 | 63.5 | 63.5 | 190.5 | 8 | 29 | 105 |
| 3 | 267 | 47.7 | 117.5 | 73.0 | 73.0 | 203.0 | 8 | 32 | 127 |
| 3-1/2 | |||||||||
| 4 | 311 | 54.0 | 123.8 | 90.5 | 90.5 | 241.5 | 8 | 35 | 157 |
| 5 | 375 | 73.1 | 155.5 | 104.8 | 104.8 | 292.0 | 8 | 41 | 186 |
| 6 | 394 | 82.6 | 171.4 | 119.1 | 119.1 | 317.5 | 12 | 38 | 216 |
| 8 | 483 | 92.1 | 212.7 | 142.9 | 142.9 | 393.5 | 12 | 45 | 270 |
| 10 | 584 | 108.0 | 254.0 | 158.8 | 177.8 | 482.5 | 12 | 51 | 324 |
| 12 | 673 | 123.9 | 282.9 | 181.0 | 219.1 | 571.5 | 16 | 54 | 381 |
| 14 | 749 | 133.4 | 298.4 | —– | 241.3 | 635.0 | 16 | 60 | 413 |
| 16 | 826 | 146.1 | 311.2 | —– | 260.4 | 705.0 | 16 | 51 | 470 |
| 18 | 914 | 162.0 | 327.0 | —— | 276.2 | 474.5 | 16 | 73 | 538 |
| 20 | 984 | 117.8 | 355.4 | —– | 292.1 | 832.0 | 16 | 80 | 584 |
| 24 | 1168 | 203.2 | 406.4 | —– | 330.2 | 990.5 | 16 | 92 | 692 |
ANSI B16.5 Class 2500 flanges are also widely used in high-pressure piping systems in many industries. Because of their sturdy build, they are used in oil and gas, chemical processing, power generation, and petrochemical processing industries. They are used to connect pipes, valves, pumps, and other equipment to create safe leak-proof unions in high-stress situations. They are especially useful in applications with high strength and corrosion resistance, high temperature, and pressure. Typical applications are refineries, offshore platforms, power plants, and heavy machinery in industry, where performance and reliability are imperative in ensuring operational performance and safety.
Yes, we offer custom sizes for ANSI B16.5 Class 2500 Flanges to meet specific project needs. Our team at Khun Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@khunflanges.com.
We are renowned for delivering products with precise, accurate dimensions. Each product undergoes thorough testing, both destructive and non-destructive, to ensure quality before being shipped to our customers.
Our team is ready to assist you. Contact us for any queries or personalized solutions.
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