Supachok Flanges, a top-notch manufacturer and supplier located in Bangkok, Thailand, has built a solid reputation for crafting high-quality AISI 4140 Flanges tailored for demanding industrial needs. Thanks to cutting-edge technology and rigorous quality control measures, the company guarantees that each flange adheres to international standards for durability and precision. AISI 4140 Flanges are designed to deliver strength, reliability, and performance even in tough environments. Supachok Flanges is dedicated to offering cost-effective solutions, prompt delivery, and outstanding customer service, making it a go-to partner for industries that require strong and trustworthy flange connections around the globe.
These AISI 4140 Flanges are made from chromium-molybdenum alloy steel, featuring carefully controlled amounts of carbon, manganese, silicon, phosphorus, and sulfur. This specific blend results in remarkable mechanical strength, toughness, and wear resistance. They boast impressive tensile and yield strength, high fatigue resistance, and good hardness, making them perfect for critical applications. Additionally, the material provides decent machinability and moderate corrosion resistance when heat-treated correctly. These mechanical attributes make AISI 4140 Flanges an excellent choice for high-pressure and high-stress situations where long-lasting durability is a must.
| 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 |
Supachok Flanges, a leading supplier in Bangkok, Thailand, 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 their place in various industries, including oil and gas, petrochemical, automotive, aerospace, power generation, and heavy machinery. They are particularly well-suited for connecting pipelines, pumps, and valves that operate under high pressure and temperature conditions. Their strength and wear resistance make them ideal for drilling equipment, hydraulic systems, and mechanical assemblies. Moreover, they are utilized in construction and mining operations where durability and reliability are paramount. AISI 4140 Flanges deliver exceptional performance in demanding applications, ensuring safe, efficient, and long-lasting connections in critical industrial operations.
Yes, we offer custom sizes for AISI 4140 Flanges to meet specific project needs. Our team at Supachok Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@supachokflanges.com.
| 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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