Ismail Flanges, a well-respected manufacturer and supplier located in Jakarta, Indonesia, focuses on crafting high-performance AISI 4140 Flanges. Renowned for their exceptional strength and durability, these flanges are designed to comply with international quality standards, making them perfect for demanding industrial applications. By utilizing cutting-edge manufacturing techniques, Ismail Flanges produces precision-engineered AISI 4140 Flanges that boast impressive mechanical properties along with outstanding resistance to wear and fatigue. Catering to sectors like oil & gas, petrochemicals, power generation, and heavy machinery, Ismail Flanges guarantees a reliable supply, competitive pricing, and top-notch service for clients both in Indonesia and around the globe.
The AISI 4140 Flanges from Ismail Flanges are crafted from chromium-molybdenum alloy steel. Their chemical makeup includes 0.38-0.43% carbon, 0.75-1.00% manganese, 0.80-1.10% chromium, and 0.15-0.25% molybdenum, which significantly boosts hardenability, toughness, and fatigue strength. These flanges exhibit mechanical properties such as a tensile strength ranging from 655 to 850 MPa, a minimum yield strength of 415 MPa, and remarkable impact resistance. Heat treatment methods like quenching and tempering enhance their hardness and wear resistance even further. These attributes make AISI 4140 Flanges perfect for high-pressure and high-temperature settings, ensuring a long service life.
| 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 |
Ismail Flanges, a leading supplier in Indonesia, Jakarta, 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 are perfectly suited for heavy-duty and high-stress industrial applications. They find extensive use in oil & gas pipelines, petrochemical processing facilities, power generation plants, and machinery components that require high strength and fatigue resistance. These flanges excel in high-pressure systems, providing durability and reliability even in extreme conditions. Ismail Flanges offers AISI 4140 Flanges in various styles, including weld neck, slip-on, blind, and socket weld, to cater to specific operational needs. Their robust design guarantees leak-proof performance, making them a trusted choice for demanding environments.
Yes, we offer custom sizes for AISI 4140 Flanges to meet specific project needs. Our team at Ismail Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@ismailflanges.id.
| 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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