Stainless Steel Flat Welding Flange

Our Stainless Steel 304/316 Flat Welding Flange is a standard industrial pipe connecting fitting for flat welding pipeline assembly. Manufactured from high-grade 304 & 316 stainless steel, this flat welding flange features precision machining, excellent corrosion resistance and stable pressure resistance. Widely used for reliable pipe connection in petroleum, chemical, water treatment and industrial piping systems.
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Features

  • Premium 304/316 Stainless Steel Material: Available in 304 and 316 stainless steel options, delivering outstanding rust resistance, acid and alkali resistance, and oxidation resistance. Suitable for humid, corrosive and harsh industrial working environments.
  • Standard Flat Welding Structure: Professional flat welding design realizes stable flange butt welding connection. Standard size specifications ensure seamless matching with industrial steel pipes, achieving firm and tight pipeline assembly.
  • Precision Machining Process: Adopts advanced CNC integrated machining, smooth flat surface and accurate bolt holes. Ensures flatness tolerance and assembly accuracy, avoiding deviation during pipeline installation.
  • Excellent Sealing & Stability: Uniform flat joint surface fits closely with gaskets, providing superior sealing performance. Effectively prevents pipeline fluid leakage and ensures long-term stable piping system operation.
  • High Pressure & Temperature Resistance: Integral forging and forming technology enhances structural rigidity. The flat welding flange withstands high working pressure and variable temperature environments without deformation or cracking.
  • Simple Installation & Dismantling: Standard unified bolt hole position simplifies on-site welding and assembly procedures, convenient for pipeline inspection, maintenance and later equipment replacement, saving project costs.
  • Wide Industrial Application: Ideal for chemical engineering, water treatment, oil and gas, power plants, manufacturing and municipal engineering, widely applicable for industrial pipeline connection and fixing.
  • Strict Quality Control: Every stainless steel flat welding flange passes strict hardness testing, pressure testing and dimensional inspection, complying with international industrial standards for reliable quality.
  • Factory Direct Supply: Professional flange manufacturer direct sales, no middlemen markup. Provides cost-effective standard stainless steel flat welding flanges for global industrial pipeline projects.

Drawing

Flanges Drawing
Flanges Drawing

Dimension

Dimensions of Class 150 Flanges
Dimensions of Class 150 Flanges
Dimensions of Class 300 Flanges
Dimensions of Class 300 Flanges

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