SS 304L Flanges - Weld Neck, Slip-On, Blind & Threaded

SS 304L Flanges are critical mechanical components used to connect sections of a piping system or to provide a breakable joint connection to equipment like pumps and valves. They achieve this by bolting two complementary flanges together with a gasket in between, creating a strong, leak-proof seal. Common types include Weld Neck Flanges (best for high-pressure/temperature) and Slip-On Flanges (easy alignment). The low-carbon 'L' grade stainless steel is chosen for its enhanced weldability and superior resistance to intergranular corrosion, especially important where welding is involved. Zeron Fasteners is a specialized manufacturer and supplier of SS 304L Flanges, producing products that adhere strictly to international standards like ASME B16.5, making them vital for reliable joint integrity in chemical plants, oil refineries, and power generation facilities.

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SS 304L Flanges Manufacturer in India

SS 304L Flanges Chemical Composition

Element Composition (Weight %)
Carbon (C) 0.030 Max
Manganese (Mn) 2.00 Max
Phosphorus (P) 0.045 Max
Sulphur (S) 0.030 Max
Silicon (Si) 1.00 Max
Chromium (Cr) 18.00 to 20.00
Nickel (Ni) 8.00 to 12.00

SS 304L Flanges Mechanical Properties

Property Minimum Requirements (ASTM A182 or A403)
Tensile Strength 485 MPa min
Yield Strength (0.2% Offset) 170 MPa min
Elongation 35% min
Pressure Class 150\#, 300\#, 600\#, etc.
Dimensional Standard ASME B16.5

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