F904L Stainless Steel Slip-On Flange for Sulfuric Acid Production, Acid Storage Tanks, Chemical Transfer Lines and Corrosion-Resistant Piping

ASTM A182 F904L Stainless Steel Slip-On Flange

F904L Stainless Steel Slip-On Flanges are designed for industrial piping systems requiring excellent corrosion resistance. Manufactured from 904L stainless steel, they offer good resistance to sulfuric acid and various corrosive chemical media. With a slip-on design for convenient installation and welding, these flanges are suitable for sulfuric acid production, acid storage tanks, chemical transfer lines and corrosion-resistant piping systems.

Key Features

• Excellent resistance to sulfuric acid and various corrosive chemical media.
• High molybdenum and nickel content enhances corrosion resistance.
• Slip-on design allows convenient positioning, installation and welding.
• Good resistance to pitting and crevice corrosion in suitable environments.
• Suitable for industrial piping systems handling corrosive fluids.
• Available in various sizes and pressure ratings to meet project requirements.

Typical Applications

• Used in sulfuric acid processing equipment and acid circulation pipelines.
• Applied in chemical reactors, process vessels and corrosive fluid pipelines.
• Suitable for selected acid processing and fertilizer production systems.
• Used in piping networks handling corrosive chemicals under suitable operating conditions.
• Applied in selected scrubber and acidic process piping services.

Chemical Composition (wt%)

Mechanical Properties (Solution Annealed + Water Quenched)

Precautions

• Verify media concentration and operating temperature.
• Ensure proper alignment, gasket selection and bolt tightening.
• Verify material grade, dimensions and MTR.
• Prevent iron contamination and surface damage.

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