Rached Flanges is a trusted manufacturer and supplier of specialized piping components, proudly based in Tunis, Tunisia. They cater to energy and process industries around the globe. The company specializes in producing Low Temperature Carbon Steel LF6 Flanges, crafted to meet international standards, ensuring safe and reliable performance even in the harshest conditions. With state-of-the-art manufacturing facilities, a skilled workforce, and strict quality control measures, Rached Flanges guarantees flanges that boast exceptional dimensional accuracy and material integrity. Their LF6 flanges are specifically designed to perform reliably in sub-zero environments, where toughness and resistance to brittle fracture are absolutely crucial.
These Low Temperature Carbon Steel LF6 Flanges are made from an alloyed carbon steel that’s specially formulated to enhance low-temperature toughness. The typical chemical makeup includes carbon, manganese, nickel, and other carefully controlled alloying elements to boost impact resistance. These flanges provide impressive tensile and yield strength, high notch toughness, and excellent ductility even at low temperatures. Thanks to proper heat treatment, they resist brittle failure, ensuring that LF6 flanges maintain their mechanical stability under pressure and thermal stress in cold service applications.
| Material Specification Of : | ASTM A350 LF6 Flanges |
|---|---|
| South African Standard Flanges | SANSflanges And SABS flanges |
| Surface Finish | smooth, concentric serrated, stock |
| Gaskets Types | Full Face Gasket Flat Ring Gasket Metallic Ring Gakset |
| Advantages Of Pipe Flange | Used to Connect Pipe System Easy Repair Pipe System Assembled Without Welding |
| Standard Cover : | pressure ratings & temperature ratings, materials, marking, dimensions, weight, tolerances, testing |
| Contact Faces | RTJ (Ring Type Joint), FF (Flat Face), RF (Raised Face), T/G (Tongue And Groove ), M/F (Male And Female) |
| Size Chart | Normal Pipe Size 1/2 to NPS 24″ |
| Thickness | Normal Pipe Size ≤ 18 |
| Bore Diameter | Normal Pipe ≤ 10 |
| Flanges Standards | EN 1092-1, JIS, ASME B16.5, ASME B16.47 type A, UNI, DIN |
| Pressure Rating | Class 150 To Class 2500 |
| High Temperature | Above 200°C (400°F) For Class 150 Or Above 400°C (750°F) |
| Low Temperature | Above -29 Degree C (−20°F) |
| Common Types Of Flanges: | Slip On (SORF), Weld Neck (WNRF), Blind (BLRF), Lap Joint (Loose), Threaded (NPT), Socket-Weld (SWRF) |
| Special Types Of Flanges : | Nipoflange, Elboflange, Latroflange, Swivel Flange, Expanding Flange, Reducing Flange, Weldoflange |
| Marking Standard | Name of Manufacturer Schedule Type of Flange Facing Nominal Pipe Size Pressure Class ASME B16 Designation |
| Bolt Type | high strength bolts medium strength bolts low strength bolts |
| European Standard Flanges | JIS B2220 Flanges (5k to 30k) and KS1503 flanges |
| Russian-Standard Flanges | GOST 12820 / 12821-80, DIN, UNI, EN 1092-1 |
| Element | Composition |
|---|---|
| Carbon, maximum | 0.20 maximum |
| Manganese | 0.90 maximum |
| Phosphorus, maximum | 0.035 maximum |
| Sulfur, maximum | 0.040 maximum |
| Silicon [Note A] | 0.20–0.35 |
| Nickel | 3.3–3.7 |
| Chromium | 0.30 maximum [Note C] |
| Molybdenum | 0.12 maximum [Note C] |
| Copper | 0.40 maximum |
| Columbium | 0.02 maximum |
| Vanadium | 0.03 maximum |
| Grade/Class | Tensile Strength | Yield Strength, minimum | Elongation, minimum | Hardness, maximum | ||
| ksi | MPa | ksi | MPa | % | HBW | |
| LTCS LF6 CL1 | 66–91 | 455–630 | 52 | 360 | 22 | 197 |
| LTCS LF6 CL2 | 75–100 | 515–690 | 60 | 415 | 20 | 197 |
| LTCS LF6 CL3 | 75–100 | 515–690 | 60 | 415 | 20 | 197 |
Rached Flanges, a leading supplier in Tunis, Tunisia, offers an extensive selection of Low Temperature Carbon Steel LF6 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.
Low Temperature Carbon Steel LF6 Flanges are essential in industries that operate in extremely low-temperature environments, including oil and gas, petrochemical, and power generation sectors. These flanges are commonly used in cryogenic applications, LNG (liquefied natural gas) systems, and deep-sea pipeline projects where resistance to brittle fracture and durability are critical. LF6 flanges ensure leak-proof, secure connections in valves, pipelines, and pressure vessels exposed to freezing conditions. Their excellent toughness and strength make them ideal for maintaining the integrity of critical infrastructure in cold-weather environments.
Yes, we offer custom sizes for Low Temperature Carbon Steel LF6 Flanges to meet specific project needs. Our team at Rached Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@rachedflanges.com.
You’ll find Low Temperature Carbon Steel LF6 Flanges commonly used in piping systems that operate in low-temperature and cryogenic environments. They’re typically found in LNG facilities, natural gas processing plants, petrochemical units, cold storage systems, and pipelines in chilly climates. Additionally, they’re utilized in both offshore and onshore oil and gas installations that face low ambient temperatures. LF6 flanges are designed to provide safe, leak-free connections and long-lasting reliability in critical services where low-temperature performance is vital.
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