Rizwan Flanges, a reputable manufacturer and supplier based in Manama, Bahrain, specializes in top-notch Nickel Alloy Weldneck Flanges designed for outstanding strength, corrosion resistance, and performance in tough environments. With a keen emphasis on precision manufacturing and adherence to international quality standards, this company delivers flanges that guarantee secure, leak-proof connections and long-lasting reliability. Catering to sectors like petrochemical, offshore, power generation, and chemical processing, Rizwan Flanges has built a solid reputation for providing durable, high-performance flange solutions. Their dedication to quality, prompt delivery, and customer satisfaction has established them as a leading supplier of Nickel Alloy Weldneck Flanges not just in Bahrain, but also in global markets.
These Nickel Alloy Weldneck Flanges are crafted from high-nickel alloys mixed with elements like chromium, iron, molybdenum, and copper to boost their resistance to corrosion and heat. On a mechanical level, these flanges showcase impressive tensile strength, high yield strength, and remarkable toughness, even under elevated temperatures. They stand up to oxidation, pitting, stress corrosion cracking, and chemical attacks, ensuring reliable performance in harsh conditions. Their robust weldneck design adds extra reinforcement, making them perfect for high-pressure and high-temperature piping situations.
| Specification | ASTM B564 / ASME SB564 |
|---|---|
| Size Chart | 1/2″ (15 NB) to 48″ (1200NB) DN10~DN5000 |
| 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, MAlloy S44, ISO70051, JISb2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092 |
| Pressure Rating ANSI | Class 150 LBS, 300 LBS, 200 LBS, 900 LBS, 1500 LBS, 2500 LBS |
| Pressure Calculation in DIN | 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64 |
| UNI | 6Bar 10Bar 16Bar 25Bar 40Bar |
| EN | 6Bar 10Bar 16Bar 25Bar 40Bar |
| Coating | Oil Black Paint, Anti-rust Paint, Zinc Plated, Yellow Transparent, Cold and Hot Dip Galvanized |
| Test Certificates | EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc |
| Production Technique | Forged, Heat treated and machined |
| 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 |
| Special design | As per your drawing AS, ANSI, BS, DIN and JIS 15 NB (1/2″) to 200 NB (8″) Equal and Reducing Configurations |
| Test | Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector |
| Equipment | Press machine, Bending machine, Pushing Machine, electric bevelling machine, Sand-blasting machine etc |
| Manufacturer of | 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 B.S: BS4504 , BS3293, BS1560, BS10 AS 2129: Table D; Table E; Table H ANSI B16.5, ANSI B16.47 Series A & B, MAlloy SP44, ASA, API-605, AWWA, Custom Drawings ANSI : ANSI B16.5, ANSI B16.47(API605), MAlloy SP44, ANSI B16.36, ANSI B16.48 ANSI B16.5, ANSI B16.47, MAlloy SP44, ANSI B16.36, ANSI B16.48 American standard (ANSI) German (DIN) British standard (BS) DIN: DIN 2527, DIN 2566, DIN 2573, DIN 2576, DIN 2641, DIN 2642, DIN 2655, DIN 2656, DIN 2627, DIN 2628, DIN 2629, DIN 2631, DIN 2632, DIN 2633, DIN 2634, DIN 2635, DIN 2636, DIN 2637, DIN 2638 ASTM B564 Nickel Alloy 201 Flanges The other standard: AWWA C207; EN1092-1, GOST12820, JIS b2220; KS B1503, SABS1123; NFE29203; UNI2276 |
| Grades | Nickel Alloy 200, 201 |
| Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175 | |
Rizwan Flanges, a leading supplier in Manama, Bahrain, offers an extensive selection of Nickel Alloy Weldneck 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.
Nickel alloy weldneck flanges are widely applied across industries that demand high resistance against corrosion, heat and stress. The flanges are critically needed in chemical processing, power generation, oil and gas and marine operations. Due to their resilient properties, they are best suited for areas that are exposed to acidic, alkaline, and high-temperature environments. Nickel alloys like Inconel or Monel guarantee the flanges to operate well under harsh environments and deliver strength, durability and leak-proof joints. These flanges are especially suitable for pressure systems, guaranteeing reliability and long-term operation in aggressive industrial conditions.
| ASME/ANSI B 16.5 | Welding Neck Flange |
| PRESSURE CLASS | 150, 300, 400, 600, 900, 1500, 2500 |
| ASME/ANSI B 16.47 | Blind Flange [Series A & B],Welding Neck Flange |
| PRESSURE CLASS | 75, 150, 300, 400, 600, 900 |
| ASME/ANSI B 16.36 | Welding Neck Flange |
| PRESSURE CLASS | 300, 400, 600, 900, 1500, 2500 |
| PRESSURE CLASS | PN 2.5 TO PN 40 |
| BS 4504[PART 1] | Hubbed Slip-On |
| PRESSURE CLASS | PN 2.5 TO PN 400 |
| BS 1560 BOSS | Hubbed Slip-On Hubbed Threaded |
| PRESSURE CLASS | 150, 300, 400, 600, 900, 1500, 2500 |
| BS10 | Plate Slip-On Flange, Slip-On Boss Flange |
| TABLE | D, E, F, H |
| DIN FLANGES | DIN 2527, 2566, 2573, 2576, 2641,2642, 2655, 2656, 2627, 2628, 2629, 2631, 2632, 2633, 2634, 2635, 2636, 2637,2638, 2673 |
| PRESSURE CLASS | PN 6 TO PN 100 |
Yes, we offer custom sizes for Nickel Alloy Weldneck Flanges to meet specific project needs. Our team at Rizwan Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@rizwanflanges.com.
Nickel Alloy Weldneck Flanges find extensive use in industries that require strong, corrosion-resistant, and high-strength flange connections. They’re particularly suited for chemical processing plants, offshore platforms, refineries, marine engineering, and power generation systems. These flanges perform exceptionally well in pipelines that handle acids, seawater, high-temperature gases, and corrosive chemicals. Their weldneck design guarantees superior structural integrity, making them ideal for high-pressure steam lines, heat exchangers, condensers, and reactor vessels. With excellent thermal stability and a long service life, Nickel Alloy Weldneck Flanges are the go-to choice for critical and high-performance industrial applications.
Our team is ready to assist you. Contact us for any queries or personalized solutions.
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