Stainless Steel 904L Reducers

Stainless Steel 904L Reducers are crucial pipe fittings used in piping systems to connect pipes or tubes of different nominal diameters. Manufactured from SS 904L, a high-alloy austenitic stainless steel, these reducers offer excellent resistance to general corrosion, pitting, and crevice corrosion, especially in aggressive environments like sulfuric acid. The material's unique composition, including high levels of Chromium, Nickel, and Molybdenum, along with a significant Copper addition, makes it ideal for highly demanding applications. Zeron Fasteners specializes in the manufacturing and supply of superior quality SS 904L Reducers in both Concentric (for vertical flow) and Eccentric (for horizontal flow) configurations. Their primary application is found across industries such as chemical processing, pharmaceuticals, oil and gas, pulp and paper, and seawater cooling systems where standard stainless steels fail to provide adequate corrosion protection.

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SS 904L Reducers Manufacturer in India

SS 904L Reducer Chemical Composition

Element Composition (%)
Carbon (C) 0.02 max
Manganese (Mn) 2.00 max
Silicon (Si) 1.00 max
Phosphorus (P) 0.045 max
Sulfur (S) 0.035 max
Chromium (Cr) 19.0 - 23.0
Nickel (Ni) 23.0 - 28.0
Molybdenum (Mo) 4.0 - 5.0
Copper (Cu) 1.0 - 2.0

SS 904L Reducer Mechanical Properties

Property Value
Tensile Strength (min) 490 MPa (71,000 psi)
Yield Strength (0.2% Offset, min) 220 MPa (32,000 psi)
Elongation (min) 35%
Hardness (max) 200 HB / 90 HRB
Density 7.95 g/cm³

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