ASTM A350 LF2 Carbon Steel Flanges: Comprehensive Guide

At ASC LLP, we are proud to be one of the leading ASTM A350 LF2 Carbon Steel Flanges suppliers and manufacturers in the industry. Our commitment to quality, precision, and customer satisfaction has earned us a reputation as trusted ASTM A350 LF2 Carbon Flanges exporters and traders worldwide. In this detailed guide, we will explore everything you need to know about ASTM A350 LF2 Carbon Steel Flanges, from their properties and advantages to their applications and the benefits of choosing ASC LLP as your supplier.

What Are ASTM A350 LF2 Carbon Steel Flanges?

ASTM A350 LF2 Carbon Steel Flanges are forged flanges made from low-temperature carbon steel, designed to withstand the stresses and demands of low-temperature applications. These flanges are specifically manufactured in accordance with the ASTM A350 specification, which sets the standards for carbon and low-alloy steel forgings intended for low-temperature service.

ASTM A350 LF2 Carbon Flanges are primarily used in industries such as oil and gas, petrochemicals, and power generation, where low-temperature environments necessitate the use of materials that maintain their mechanical properties under extreme conditions.

ASTM A350 LF2 Carbon Flanges

Key Properties of ASTM A350 LF2 Carbon Steel Flanges

  1. Low-Temperature Toughness: One of the most significant properties of ASTM A350 LF2 CS Flanges is their ability to retain toughness at low temperatures. This characteristic makes them ideal for applications where the material is subjected to sub-zero temperatures without compromising its integrity.
  2. Excellent Weldability: ASTM A350 LF2 Carbon Flange offer excellent weldability, making them suitable for a wide range of welding processes. This ensures that the flanges can be easily integrated into various piping systems without the risk of cracks or other welding defects.
  3. High Tensile Strength: These flanges possess high tensile strength, which contributes to their durability and long service life. They can withstand significant mechanical stress, making them ideal for demanding industrial applications.
  4. Corrosion Resistance: While carbon steel is generally more susceptible to corrosion than stainless steel, ASTM A350 LF2 CS Flanges can be treated with protective coatings to enhance their corrosion resistance. This makes them suitable for environments where they may be exposed to moisture or other corrosive elements.
  5. Versatility in Design: ASTM A350 LF2 CS Flanges are available in various designs, including weld neck, slip-on, blind, and socket weld flanges. This versatility allows engineers to choose the right flange type for their specific application.

Advantages of ASTM A350 LF2 Carbon Steel Flanges

  1. Cost-Effective Solution: Compared to other types of flanges, ASTM A350 LF2 CS Flanges offers a cost-effective solution without compromising on quality. Their affordability makes them an attractive option for projects with budget constraints.
  2. Reliable Performance in Low-Temperature Environments: These flanges are specifically engineered to perform reliably in low-temperature environments. Their ability to maintain toughness and strength at sub-zero temperatures makes them indispensable in industries such as cryogenics and natural gas processing.
  3. Easy to Machine and Fabricate: ASTM A350 LF2 Carbon Flanges are relatively easy to machine and fabricate, allowing for customization to meet specific project requirements. This machinability ensures that the flanges can be produced with precise dimensions and tolerances.
  4. Wide Availability: As one of the leading ASTM A350 LF2 Carbon Flanges suppliers and manufacturers, ASC LLP ensures a steady supply of these flanges in various sizes and specifications. This wide availability allows us to meet the demands of customers across different industries.
  5. Strong Market Presence: With our extensive experience and expertise, ASC LLP has established itself as a trusted name among A350 LF2 Carbon Flange exporters and traders. Our global reach ensures that customers receive high-quality products, regardless of their location.
ASTM A350 LF2 Flanges
A350 LF2 Carbon Flanges

Schedule and Size Chart

Nominal Pipe Size (NPS) Outside Diameter (OD) Flange Thickness (t) Raised Face Height (RF) Bolt Circle Diameter (BCD) Number of Bolts Bolt Diameter
1/2″ 21.34 mm (0.84″) 11.2 mm (0.44″) 1.6 mm (0.06″) 34.9 mm (1.375″) 4 12.7 mm (1/2″)
3/4″ 26.67 mm (1.05″) 12.7 mm (0.50″) 1.6 mm (0.06″) 42.9 mm (1.69″) 4 12.7 mm (1/2″)
1″ 33.40 mm (1.32″) 14.3 mm (0.56″) 1.6 mm (0.06″) 50.8 mm (2.00″) 4 12.7 mm (1/2″)
2″ 60.33 mm (2.37″) 17.5 mm (0.69″) 1.6 mm (0.06″) 92.1 mm (3.63″) 4 15.9 mm (5/8″)
4″ 114.30 mm (4.50″) 23.9 mm (0.94″) 1.6 mm (0.06″) 152.4 mm (6.00″) 8 15.9 mm (5/8″)
6″ 168.28 mm (6.63″) 28.6 mm (1.13″) 1.6 mm (0.06″) 215.9 mm (8.50″) 8 19.1 mm (3/4″)
8″ 219.08 mm (8.63″) 30.2 mm (1.19″) 1.6 mm (0.06″) 269.9 mm (10.63″) 8 22.2 mm (7/8″)

Mechanical Properties Chart

Property Value
Tensile Strength 485 MPa (70 ksi)
Yield Strength 250 MPa (36 ksi)
Elongation 22% (minimum)
Reduction of Area 30% (minimum)
Impact Test (Charpy V-notch) -50°C (-58°F), 27 Joules (20 ft-lbs) minimum

Specifications Chart

Specification Details
ASTM Standard ASTM A350
Material Grade LF2
Flange Type Weld Neck, Slip-On, Blind, Socket Weld, Threaded, Lap Joint
Pressure Class 150#, 300#, 600#, 900#, 1500#, 2500#
Face Type Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ)
Manufacturing Standard ASME B16.5, ASME B16.47, API 605
Dimensions Standard ASME B16.5
Temperature Range -50°C to 343°C (-58°F to 650°F)

Chemical Composition Chart

Element Composition (%)
Carbon (C) 0.30 max
Manganese (Mn) 0.60–1.35
Phosphorus (P) 0.035 max
Sulfur (S) 0.040 max
Silicon (Si) 0.15–0.30
Copper (Cu) 0.40 max
Nickel (Ni) 0.40 max
Chromium (Cr) 0.30 max
Molybdenum (Mo) 0.12 max
Vanadium (V) 0.08 max
Nitrogen (N) 0.012 max
Aluminum (Al) 0.04 max

Physical Properties Chart

Property Value
Density 7.85 g/cm³
Melting Point 1425°C – 1538°C (2600°F – 2800°F)
Thermal Conductivity 43 W/m·K at 20°C
Specific Heat Capacity 0.486 J/g·K at 20°C
Electrical Resistivity 0.00015 Ω·m at 20°C
Modulus of Elasticity 200 GPa (29,000 ksi)

Application Chart

Industry Application
Oil & Gas Pipeline flanges, Pressure vessels, Subsea equipment, Valves
Petrochemical Chemical processing plants, Refinery piping systems, Storage tanks
Power Generation Turbine systems, Boiler connections, Heat exchangers
Cryogenics LNG processing and storage, Liquid nitrogen plants, Cryogenic pumps and valves
Chemical Processing Acid storage tanks, Chemical reactors, Process piping
Marine Offshore drilling rigs, Marine pipelines, Shipbuilding
Construction Structural components, Heavy machinery connections, High-pressure water systems
Automotive Exhaust systems, Heavy-duty vehicle components, Engine parts

Why Choose ASC LLP as your Supplier?

As a leading ASTM A350 LF2 Carbon Flanges supplier and manufacturer, ASC LLP offers unmatched expertise, quality, and service. Here’s why you should choose us:

  1. Quality Assurance: We adhere to strict quality control processes to ensure that every flange meets the highest industry standards. Our commitment to quality is reflected in our ISO certification and other industry recognitions.
  2. Customization: We understand that every project has unique requirements. That’s why we offer customization options for ASTM A350 LF2 CS Flanges to meet your specific needs, including custom sizes, coatings, and designs.
  3. Global Reach: As one of the top ASTM A350 LF2 CS Flanges exporters and traders, we have a global network that allows us to deliver our products to clients worldwide. Whether you are in North America, Europe, Asia, or any other region, we ensure timely delivery of high-quality flanges.
  4. Competitive Pricing: We offer competitive pricing on all our products, including A350 LF2 Carbon Steel Flanges. Our efficient manufacturing processes and strategic sourcing enable us to provide cost-effective solutions without compromising on quality.
  5. Technical Support: Our team of experts is always available to provide technical support and guidance. Whether you need assistance with selecting the right flange or require technical documentation, we are here to help.

ASTM A350 LF2 CS Flanges are an essential component in industries that require reliable performance in low-temperature environments. With their excellent properties, numerous advantages, and wide range of applications, these flanges are a preferred choice for many engineers and project managers.

At ASC LLP, we are dedicated to providing top-quality A350 LF2 CS Flanges to meet the diverse needs of our customers. Whether you are looking for a reliable supplier or need customized solutions, we are here to deliver. Contact us today to learn more about our products and how we can support your project.

Global Reach

Amardeep Steel Centre boasts a robust global presence, committed to delivering unparalleled service and quality to clients around the world. Our dedication to prompt delivery and exceptional customer care sets us apart in the industry. Major corporations across the USA, Europe, Asia, and other regions place their trust in our high-quality ASTM A350 LF2 Carbon Flanges. This widespread trust underscores our reputation for reliability and excellence. By consistently meeting and exceeding the expectations of our international clientele, we continue to solidify our position as a leader in the global steel market.

Metal globe

Countries We Export To

UNITED STATES, EUROPE, UK, UAE, SAUDI ARABIA, OMAN, KUWAIT, JORDAN, QATAR, INDONESIA, MALAYSIA, BRAZIL, SPAIN, ITALY, FRANCE, GERMANY, BAHRAIN, SRI LANKA, AZERBAIJAN, AUSTRALIA, AUSTRIA, PHILIPPINES, TURKEY, RUSSIA, IRAN, IRAQ, CANADA, KOREA, JAPAN, YEMEN, FINLAND, ZIMBABWE, HUNGARY, PORTUGAL, VIETNAM, MOROCCO, THAILAND, SOUTH AFRICA, MEXICO, SINGAPORE, GREECE, KUWAIT, POLAND, NEW ZEALAND, SWEDEN, SWITZERLAND, BELGIUM, BHUTAN, BANGLADESH, TAIWAN, ROMANIA, CAMBODIA, KAZAKHSTAN, AFGHANISTAN.

Follow us on: