Quan Flanges and Plates stands out as a top manufacturer and supplier based in Da Nang, Vietnam, specializing in high-quality Low Temperature Carbon Steel LF3 Flanges. These flanges are designed for industries that operate in cryogenic and sub-zero environments, ensuring they provide exceptional toughness, strength, and durability for safe, leak-proof connections even in extreme temperatures. Crafted with cutting-edge technology and top-notch raw materials, LF3 flanges meet international standards for reliability and performance. Quan Flanges and Plates caters to various sectors, including oil and gas, LNG, petrochemicals, marine, and power generation, delivering long-lasting solutions that prioritize safety and efficiency.
The Low Temperature Carbon Steel LF3 Flanges are primarily composed of carbon steel, with carefully controlled amounts of nickel, manganese, phosphorus, and sulfur to boost their performance in low temperatures. This specific chemical makeup not only enhances their resistance to brittle fractures but also ensures they are easy to weld. On the mechanical side, these flanges offer impressive tensile and yield strength, consistent hardness, and good elongation, making them effective in cryogenic conditions. They maintain precise dimensions, strong sealing capabilities, and impact strength at sub-zero temperatures, making them a reliable choice for critical pipeline systems that demand long-term durability and structural integrity.
| Dimension | ANSI/ASME B16.5, B 16.47 Series A & B, EN-1092, BS4504, BS 10, B16.48, DIN, etc. |
| Standard | ASTM A350 LF3 Low Temperature Flange / LTCS Flange / LF1, LF3 CL1/CL2 |
| Size | 1/2″– 24″ |
| Type | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc |
| Class | 150#, 300#, 600#, 900#, 1500# & 2500# |
| 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 |
Tensile Strength, minimum: | 70,000 psi (485 MPa] |
Minimum. Yield Point: | 36,000 psi [250 MPa] |
Reduction of area, minimum: | 30% minimum |
Hardness, HB, maximum | 187 |
Quan Flanges, a leading supplier in Da Nang, Vietnam, offers an extensive selection of Low Temperature Carbon Steel LF3 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.
These LF3 flanges find extensive use in industries where equipment must endure cryogenic and sub-zero conditions. They’re commonly utilized in LNG storage and transportation, oil and gas refineries, petrochemical plants, offshore drilling, refrigeration units, and power generation systems. These flanges guarantee safe, leak-proof connections for pipelines, pressure vessels, and storage tanks that are exposed to extremely low temperatures. Their corrosion resistance and toughness also make them ideal for marine engineering and water treatment applications.
Yes, we offer custom sizes for Low Temperature Carbon Steel LF3 Flanges to meet specific project needs. Our team at Quan Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@quanflanges.com.
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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