Uday Flanges is a reputable manufacturer and supplier located inDubai, UAE, recognized for providing high-performance AISI 4140 Flanges to a variety of industries. With a strong focus on quality and precision, Uday Flanges delivers durable and meticulously engineered flanges that meet the rigorous demands of both domestic and international clients. The AISI 4140 Flanges from Uday Flanges are highly regarded for their outstanding mechanical strength, resistance to corrosion, and reliability in high-pressure situations. The company guarantees that each product goes through stringent quality checks, making it a dependable choice for critical applications in sectors like oil & gas, power generation, and engineering.
These AISI 4140 Flanges are crafted from a chromium-molybdenum alloy steel, which contains about 0.38-0.43% carbon, 0.75-1.00% manganese, 0.80-1.10% chromium, and 0.15-0.25% molybdenum. They boast excellent toughness, high fatigue strength, and wear resistance. Typically, they have a tensile strength ranging from 655 MPa to 1080 MPa and a yield strength between 415 MPa and 655 MPa. Thanks to their good hardenability and impact resistance, AISI 4140 flanges can be heat-treated to enhance their strength and performance in demanding environments, making them suitable for both high-pressure and high-temperature applications.
| Size Chart | 1/2″ to 48″ |
|---|---|
| Pressure Rating | Class 150, 600, 300, 1500, 900, 2500 LBS |
| Pressure Calculation in DIN | 6/ 16/ 10/ 40/ 25Bar / PN6 PN16 PN10 PN40 PN25 PN64 |
| JIS | 5K, 16 K, 10 K, 30 K, 20 K, 63 K, 40 K |
| UNI | 6/ 16/ 10/ 40/ 25Bar |
| EN | 6/ 16/ 10/ 40/ 25Bar |
| Flange Face Type | Lap-Joint Face, Large Male-Female, Raised Face, Flat Face, Small Tongue, Small Male-Female, Ring Type Joint, Large Tongue & Groove Flanges manufacturer and Supplier |
| Flanges Marking | All Flanges are marked as follows: Supplier or Manufacturer’s Name, Size, Class, Bore, Dimension, Material, Heat No. Or according to the customer’s request. |
| Element | Content |
|---|---|
| Chromium | 0.80 Tp 1.10 |
| Manganese | 0.75 Tp 1.0 |
| Silicon | 0.15 To 0.30 |
| Carbon | 0.380 To 0.430 |
| Molybdenum | 0.15 To 0.25 |
| Sulfur | 0.040 |
| Phosphorous | 0.035 |
| Iron | Balance |
| Properties | Metric | Imperial |
|---|---|---|
| Tensile strength | 655 MPa | 95000 psi |
| Bulk modulus | 140 GPa | 20300 ksi |
| Yield strength | 415 MPa | 60200 psi |
| Shear modulus | 80 GPa | 11600 ksi |
| Poisson’s ratio | 0.27-0.30 | 0.27-0.30 |
| Elastic modulus | 190-210 GPa | 27557-30458 ksi |
| Elongation at break (in 50 mm) | 25.70% | 25.70% |
| Hardness, Knoop | 219 | 219 |
| Hardness, Rockwell B | 92 | 92 |
| Hardness, Brinell | 197 | 197 |
| Hardness, Rockwell C | 13 | 13 |
| Machinability | 65 | 65 |
| Hardness, Vickers | 207 | 207 |
Uday Flanges, a leading supplier in Dubai, UAE, offers an extensive selection of AISI 4140 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.
AISI 4140 Flanges find extensive use across various heavy-duty industries due to their robust mechanical properties and versatility. Common applications include oil and gas drilling rigs, hydraulic systems, automotive components, and machinery manufacturing. These flanges are also favored in power plants, refineries, and aerospace industries where resistance to high stress and high temperatures is crucial. Their strength, toughness, and fatigue resistance make them perfect for connecting pipelines and pressure vessels in environments where reliability and durability are vital for operational safety and performance.
Yes, we offer custom sizes for AISI 4140 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.
| STANDARD | UNS | WERKSTOFF NR. |
| AISI 4140 | G41400 | 1.7225 |
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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