SS 321 Socket Weld Flanges

SS 321 Socket Weld Flanges are precision-engineered pipe connection components designed to provide a smooth flow transition and leak-free performance in high-pressure piping systems. These flanges are made from Titanium-stabilized austenitic stainless steel, offering excellent resistance to intergranular corrosion and oxidation even at elevated temperatures. Zeron Fasteners manufactures and supplies premium quality Stainless Steel 321 Socket Weld Flanges used extensively in petrochemical plants, power generation, oil refineries, and marine applications. Known for their robust construction, easy installation, and high heat stability, SS 321 Socket Weld Flanges ensure reliable service life in demanding industrial environments.

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SS 321 Socket Weld Flanges Chemical Composition

Element Composition (%)
Carbon (C) 0.08 max
Manganese (Mn) 2.00 max
Silicon (Si) 1.00 max
Phosphorus (P) 0.045 max
Sulfur (S) 0.030 max
Chromium (Cr) 17.00 - 19.00
Nickel (Ni) 9.00 - 12.00
Titanium (Ti) 5(C+N) - 0.70
Iron (Fe) Balance

SS 321 Socket Weld Flanges Mechanical Properties

Mechanical Property Value
Tensile Strength 515 MPa min
Yield Strength (0.2% Offset) 205 MPa min
Elongation 40% min
Hardness (Brinell) 217 max
Melting Point 1398 – 1446°C

SS 321 Socket Weld Flanges Feature Products