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Stainless steel 317 pipes are crucial in various industrial applications due to their exceptional properties and versatile characteristics. 

Stainless steel 317 is a low-carbon, molybdenum-containing austenitic stainless steel with enhanced corrosion resistance compared to conventional chromium-nickel alloys like 304 and 316. This grade offers excellent strength, toughness, and fabricability, making it ideal for applications in aggressive environments, such as chemical processing, pulp and paper production, food processing, and marine industries.

Chemical Composition of Stainless Steel 317 Pipes

The table provides a detailed breakdown of key elements in the chemical composition of Stainless steel 317 Pipes











11.0 - 15.0

18.0 - 20.0

3.0 - 4.0

2.0 Max

.75 Max

0.03 Max

0.1 Max

0.03 Max

0.045 Max


The chemical composition table reveals that 317 Stainless Steel Pipes comprises significant amounts of iron, chromium, and nickel, contributing to its robustness, corrosion resistance, and suitability for diverse applications.

Properties of Stainless Steel 317 Pipes

  • Corrosion Resistance: Stainless steel 317 Pipes exhibits superior corrosion resistance, particularly in corrosive environments containing chlorides, sulfuric acid, phosphoric acid, and other aggressive chemicals. The presence of molybdenum enhances its resistance to pitting, crevice corrosion, and stress corrosion cracking.
  • High-Temperature Performance: With a higher chromium and nickel content compared to other austenitic stainless steels 317 Pipes demonstrates excellent resistance to high temperatures. It maintains its mechanical properties at elevated temperatures, making it suitable for applications involving heat exposure.
  • Strength and Toughness: Stainless steel 317 Pipes offers good tensile and yield strength, ensuring structural integrity under various operating conditions. Additionally, it retains toughness even at cryogenic temperatures, making it versatile for both high and low-temperature applications.
  • Fabricability: The alloy's composition allows easy fabrication, including welding, forming, and machining. It can be readily welded using standard methods, and its ductility facilitates complex shaping processes, enabling the production of custom pipe designs to meet specific requirements.

Mechanical Properties of Stainless steel 317 Pipes

Explore the diverse applications of through a detailed breakdown of its mechanical properties in the accompanying table.


Tensile Strength, min

Yield Strength, min



















Table summarizes vital mechanical properties, emphasizing strength, elasticity, and performance characteristics of the material analyzed.

Applications of Stainless Steel 317 Pipes

Stainless steel 317 pipes find extensive use across diverse industries:

  1. Chemical Processing: Due to its exceptional corrosion resistance, 317 pipes are commonly employed in chemical processing plants for transporting corrosive chemicals, acids, and solvents.
  2. Oil and Gas: In the oil and gas industry, where pipelines are subjected to harsh environments, 317 pipes offer reliable performance, especially in offshore drilling operations and refineries.
  3. Food Processing: Stainless steel 317 pipes are preferred in food processing and beverage industries due to their hygienic properties, resistance to food acids, and ease of cleaning, ensuring product purity and safety.
  4. Pharmaceuticals: Pharmaceutical manufacturing facilities utilize Stainless Steel 317 pipes for conveying various fluids and chemicals in compliance with stringent hygiene and safety standards.
  5. Pulp and Paper: In pulp and paper mills, where corrosive chemicals are involved in production, Stainless Steel 317 pipes resist acidic and alkaline solutions.
  6. Marine Applications: The marine industry benefits from the corrosion resistance of SS 317 pipes, which withstand exposure to saltwater environments, making them suitable for shipbuilding, offshore structures, and seawater desalination plants.

Physical Properties of Stainless Steel 317 Pipes

Explore the diverse applications of Stainless Steel 317 Pipes through a detailed breakdown of its Physical Properties in the accompanying table.

Density8 g/cm30.289 lb/in³
Melting Point1370°C2550°F

Table highlights Stainless Steel 317 Pipes' physical properties, revealing versatility and suitability across diverse industrial applications.

Manufacturing Process of Stainless Steel 317 Pipes

Stainless steel 317 pipes are typically manufactured through the following processes:

  • Melting and Casting: The raw materials, primarily iron, chromium, nickel, and molybdenum, are melted in an electric arc furnace to produce molten steel. The molten steel is then cast into billets or ingots.
  • Forming: The billets or ingots are heated and formed into seamless or welded tubes using hot or cold working processes, such as extrusion, piercing, or rolling.
  • Heat Treatment: The SS 317 pipes may undergo heat treatment processes like annealing or solution annealing to improve their mechanical properties and remove internal stresses.
  • Finishing: After forming and heat treatment, the pipes undergo finishing processes such as straightening, cutting, and surface treatment to meet dimensional accuracy and surface quality requirements.

Stainless steel 317 pipes offer a combination of corrosion resistance, high-temperature performance, strength, and fabricability, making them indispensable in numerous industrial sectors. Their ability to withstand aggressive environments and maintain structural integrity under varying conditions makes them a preferred choice for critical applications where reliability and longevity are paramount. As industries continue to evolve, stainless steel 317 pipes will remain vital in ensuring efficiency, safety, and sustainability across diverse sectors.

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