Uday Flanges is a well-respected manufacturer and supplier of top-notch SF440 Flanges, proudly based inDubai, UAE. We’re dedicated to precision engineering and using only the best materials, ensuring that Uday Flanges provides reliable flange solutions that meet a wide range of industrial needs. Our SF440 Flanges are crafted under rigorous quality control standards, guaranteeing durability, performance, and adherence to global specifications. Whether you’re dealing with high-pressure systems or challenging environments, clients turn to Uday Flanges for dependable supply, quick service, and competitive pricing. Our knowledgeable team is committed to timely delivery and technical support, making us a go-to partner for flange needs across the United States and beyond.
SF440 Flanges are primarily made from carbon steel, featuring a well-balanced chemical composition that includes carbon (0.17–0.23%), manganese (0.30–0.90%), phosphorus (max 0.040%), and sulfur (max 0.050%). These flanges boast a minimum tensile strength of 410 MPa and a yield strength of at least 245 MPa, along with impressive elongation and toughness. This composition ensures excellent weldability, formability, and structural reliability. The mechanical properties of SF440 Flanges make them ideal for moderate-pressure applications where strength, ductility, and resistance to mechanical stress are vital for maintaining system integrity.
Uday Flanges, a leading supplier in Dubai, UAE, offers an extensive selection of Sf440 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 Chart | 1/2″ (15 NB) to 48″ (1200NB) DN10~DN5000 |
|---|---|
| Standards | API7S-15, API7S-43, API605, ANSI/ASME B16.5, B16.47 Series A & B, B16.48, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, EN1092 |
| Pressure Rating ANSI | 600 LBS, 900 LBS, 150 LBS, 2500 LBS, 300 LBS, 1500 LBS |
| Pressure Calculation in DIN | 16Bar 6Bar 25Bar 40Bar 10Bar / PN10 PN16 PN6 PN25 PN64 PN40 |
| 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 |
| Coating | Anti-rust Paint, Zinc Plated,Oil Black Paint, Cold and Hot Dip Galvanized, Yellow Transparent |
| Most common types | Forged / Threaded / Screwed / Plate |
| Test Certificates | EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc |
| Production technique |
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| Connect Type/ Flange Face Type | Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Raised Face (RF), 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 | Hydrostatic testing machine, X-ray detector, Direct-reading Spectrograph, UI trasonic flaw detector, Magnetic particle detector |
| Equipment | Bending machine, Pushing Machine,Press machine, electric bevelling machine, Sand-blasting machine etc |
| Origin | Indian / West Europe / Japan / USA / Korean |
| 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
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| Uses & application |
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| Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175 | |
| Grade | Fe | Si | C | S | P | |
| SF440 | min. | 99.25 | – | – | – | – |
| max. | 100 | 0.4 | 0.26 | 0.050 | 0.040 | |
| Grade | Yield Strength min. (Mpa) | Tensile Strength (Mpa) | Elongation min. % | ImpactResistancemin.[J] | |||
| Thickness ＜16 mm | Thickness ≥16mm | Thickness | Thickness | Thickness | |||
| ＜5mm | 5-16mm | ≥16mm | |||||
| SF440 | 245 | 235 | 400-510 | 21 | 17 | 21 | – |
SF440 Flanges find their place in various applications that require durability and structural integrity under fluctuating operational pressures. You’ll often see these flanges in oil and gas pipelines, water supply systems, chemical processing plants, and industrial machinery. Their carbon steel composition allows for great weldability and versatility in fabrication, making them perfect for heat exchangers, pressure vessels, and structural assemblies. The combination of mechanical strength and affordability also makes SF440 Flanges a smart choice for marine applications, power plants, and infrastructure projects where long-term reliability and cost-effectiveness are key.
Yes, we offer custom sizes for Sf440 Flanges to meet specific project needs. Our team at Uday Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@udayflanges.ae.
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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