ASTM A350 LF2 Socket Weld Fittings – Low-Temperature Carbon Steel Forgings

SSM supplies high-quality ASTM A350 LF2 Socket Weld Fittings, engineered for low-temperature and high-pressure piping systems. These fittings are widely used in oil & gas, petrochemical, and power industries, providing excellent toughness and reliability under extreme conditions.

Material – ASTM A350 LF2 Carbon Steel

LF2 is a low-temperature carbon steel specially designed to maintain toughness and strength at sub-zero temperatures. It is ideal for low-temperature applications where brittle fracture must be avoided.

Chemical Composition (Typical):

Carbon (C): ≤ 0.30%

Manganese (Mn): 0.60–1.05%

Phosphorus (P): ≤ 0.035%

Sulfur (S): ≤ 0.035%

Nickel (Ni): 0.65–1.15%

Chromium (Cr): 0.30–0.65%

Molybdenum (Mo): ≤ 0.08%

Mechanical Properties:

Minimum Yield Strength: 205 MPa

Minimum Tensile Strength: 485 MPa

Impact Toughness: Excellent at -46°C (-50°F)

Features

Socket Weld Design: Easy installation and leak-free connections for small to medium pipe diameters

Forged Construction: Ensures high integrity and pressure resistance

Low-Temperature Performance: Suitable for cryogenic and cold-service applications

Custom Sizes & Standards: Can be manufactured according to ASME B16.11, ASME B16.9, or customer drawings

Applications

Cryogenic and low-temperature piping systems

Oil & gas refineries and pipelines

Petrochemical plants

Power generation facilities

Why Choose SSM

SSM guarantees ASTM A350 LF2 Socket Weld Fittings are precision-forged, fully inspected, and certified to meet international standards, offering long-term reliability, safety, and superior performance in low-temperature and high-pressure environments.

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