Shawn Flanges, located in Houston, USA, has made a name for itself as a top-notch manufacturer and supplier of AISI 4140 Flanges. These flanges are celebrated for their remarkable strength, toughness, and ability to resist fatigue and wear. Crafted from a chromium-molybdenum alloy steel, AISI 4140 flanges are designed to thrive in high-pressure and high-temperature settings. Shawn Flanges offers a variety of types, including weld neck, slip-on, blind, socket weld, and threaded flanges, all compliant with ASTM A182 and ASME standards. With excellent machinability and heat-treatable features, AISI 4140 flanges are perfect for industries like oil & gas, petrochemical, power, and heavy machinery.
AISI 4140 Flanges from Shawn Flanges are made up of 0.38–0.43% carbon, 0.75–1.00% manganese, 0.15–0.35% silicon, 0.80–1.10% chromium, and 0.15–0.25% molybdenum. These flanges boast a tensile strength ranging from 655–850 MPa and a yield strength of 415–655 MPa, along with impressive hardness and impact resistance, particularly after heat treatment. AISI 4140 is known for its high fatigue strength, good abrasion resistance, and excellent hardenability. Shawn Flanges provides these flanges in either quenched and tempered or normalized and tempered conditions, ensuring top-notch mechanical performance in high-stress situations.
| 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 |
Shawn Flanges, a leading supplier in Houston, USA, 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 from Shawn Flanges find their place in various applications, including oil and gas exploration, drilling rigs, petrochemical facilities, hydraulic systems, and power generation equipment. Their capacity to endure high pressure, cyclic loading, and extreme temperatures makes them perfect for valves, pumps, pressure vessels, pipelines, and mechanical systems where durability is essential. These flanges are also frequently used in heavy machinery, automotive axles, and military equipment due to their impressive tensile strength and toughness. Shawn Flanges guarantees precise dimensional control and rigorous quality testing, delivering flanges that meet the highest industry standards for performance.
Yes, we offer custom sizes for AISI 4140 Flanges to meet specific project needs. Our team at Shawn Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@shawnflanges.us.
| 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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