Stainless Steel Pipe Fittings

Stainless Steel Grades: SA 403 WP304L, SA 403 WP316L, SA 403 WP904L

SA 403 WP304L

• Description: Low-carbon variant of 304 stainless steel.
• Features:
  • Excellent corrosion resistance, particularly in mild environments.
  • High weldability with reduced risk of intergranular corrosion.
  • Good mechanical properties.
• Applications:
  • General-purpose piping.
  • Food processing and water treatment industries.

SA 403 WP316L

• Description: Low-carbon variant of 316 stainless steel with added molybdenum.
• Features:
  • Superior resistance to chlorides and harsh chemicals.
  • Enhanced weldability and corrosion resistance.
  • Excellent for marine and chemical applications.
• Applications:
  • Marine environments.
  • Chemical and pharmaceutical industries.
  • Water systems exposed to high chlorides.

SA 403 WP904L

• Description: High-alloy austenitic stainless steel with superior corrosion resistance.
• Features:
  • High resistance to acids, including sulfuric acid and phosphoric acid.
  • Excellent performance in highly corrosive environments.
  • Good mechanical properties even at elevated temperatures.
• Applications:
  • Acidic and corrosive chemical processing.
  • Petrochemical and offshore oil industries.
  • Heat exchangers and condensers.

Features of Stainless Steel Pipe Fittings

1. Corrosion Resistance

   • Resistant to rust, chemicals, and environmental degradation, varying by grade.

2. Temperature Tolerance

   • Can withstand extreme temperatures (both high and low) without losing mechanical integrity.

3. Durability and Strength

   • Long service life with high resistance to mechanical stress and wear.

4. Hygienic and Non-Reactive

   • Suitable for food, pharmaceutical, and other sensitive applications.

5. Ease of Fabrication

   • Excellent machinability, weldability, and customizability.

Applications of Stainless Steel Pipe Fittings

1. Oil & Gas

   • High-pressure systems resistant to corrosive substances.

2. Chemical and Petrochemical

   • Piping in environments exposed to aggressive chemicals.

3. Food and Beverage

   • Hygienic transport of food-grade liquids and gases.

4. Pharmaceutical

   • Sterile and non-reactive fittings for drug manufacturing.

5. Marine

   • Corrosion-resistant fittings for saltwater exposure.

6. Power Plants

   • High-temperature and high-pressure pipelines.

Comparison of Grades

Advantages of These Grades

• SA 403 WP304L: Affordable with versatile usage in less aggressive environments.
• SA 403 WP316L: Ideal for medium to harsh environments with excellent chloride resistance.
• SA 403 WP904L: Top-tier choice for extreme chemical and temperature conditions, with exceptional longevity.

These materials provide flexibility to meet the demands of different industrial environments, ensuring reliability and performance in critical applications.