Strategically located in the heart of Naypyidaw, Khun Flanges stands as a trusted partner for industrial supply, specializing in components built for resilience. Our Low Temperature Carbon Steel LF2 Flanges are engineered with a clear purpose: to provide unwavering strength and leak-proof integrity in environments where others might fail. We understand that reliability is non-negotiable, which is why we focus on delivering flanges that perform consistently even under the demanding conditions of sub-zero temperature applications, ensuring your operations proceed with confidence and safety.
The strength of these flanges comes from a specific composition, primarily carbon, manganese, and silicon, balanced to excel in chilly environments. This careful alloying gives LF2 its notable mechanical properties, including excellent toughness and impact resistance at temperatures as low as -50°C. This means the material retains its ductility, resisting the brittle fracture that can plague standard carbon steels in the cold, making it a fundamentally safer and more durable choice for critical low-temperature systems.
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Specifications |
ASTM A350 LF2 / ASME SA350 |
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Dimensions |
ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc. |
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Standard |
ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc. |
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Size |
1/2″ to 48″ |
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Material |
ASTM A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2 |
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Class / Pressure |
150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc. |
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Flange Face Type |
Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ) |
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Element |
Weight % |
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Carbon |
0.30 max |
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Silicon |
0.15 – 0.30 |
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Manganese |
0.6 – 1.35 |
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Phosphorus |
0.35 max |
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Sulphur |
0.040 max |
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Molybdenum |
0.12 max |
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Copper |
0.40 max |
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Chromium |
0.30 max |
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Nickel |
0.40 max |
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Vanadium |
0.08 max |
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Niobium |
0.02 max |
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Property |
Values |
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Ultimate Tensile Strength |
485 – 655 N/mm2 |
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0.2% Yield Strength |
250 N/mm2 min |
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Elongation |
22% min |
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Reduction of Area |
30% min |
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Charpy Impact Toughness |
20 average / 16 min J at -46o C |
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Hardness |
197 HB |
Khun Flanges, a leading supplier in Naypyidaw, Myanmar, offers an extensive selection of Low Temperature Carbon Steel LF2 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 LF2 Flanges are essential in industries that require reliable, robust connections in low-temperature environments. Commonly used in the oil and gas, petrochemical, and power generation sectors, these flanges ensure secure, leak-proof connections in pipelines, valves, and pressure systems exposed to sub-zero temperatures. They are also valuable in cryogenic processing and storage facilities, where durability and resistance to brittle fracture are critical. With their excellent performance under extreme conditions, LF2 flanges support safe and efficient operations in demanding industrial applications.
Yes, we offer custom sizes for Low Temperature Carbon Steel LF2 Flanges to meet specific project needs. Our team at Khun Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@khunflanges.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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