Knowledge

• 29/Oct2025

  How can the moisture level be controlled to optimize the performance of weath...

  Controlling moisture levels is critical to optimizing the formation and performance of the natural protective patina on weathering steel. The goal is to maintain cyclic, balanced moisture exposure—eno

• 29/Oct2025

  Does the temperature have any impact on the formation and performance of the ...

  Temperature is a critical factor for weathering steel’s patina: moderate temperatures (10–25°C) enable the fastest, most uniform patina formation, while extreme cold (≤0°C) delays formation and causes

• 29/Oct2025

  What are the advantages and disadvantaaes of using weathering steel compared ...

  Weathering steel is an excellent choice for inland, low-pollution, large-scale outdoor projects (bridges, stadiums, sculptures) where low maintenance and aesthetic appeal are priorities. However, it i

• 29/Oct2025

  How can the quality of the natural protective layer on S355J2W corten steel b...

  By combining strict material compliance, careful processing, environmental management, and proactive monitoring, the natural protective layer on S355J2W will form uniformly and remain stable, ensuring

• 29/Oct2025

  ASTM A790 S32205 High-strength Corrosion-Resistant Duplex Stainless Steel Pip...

  ASTM A790 S32205 pipe is a high-strength, corrosion-resistant duplex stainless steel ideal for marine applications due to its excellent resistance to chloride stress corrosion cracking and pitting.

• 29/Oct2025

  Are there any specific environmental conditions that affect the performance o...

  Weathering steel performs best in temperate, inland, low-pollution environments with moderate moisture and good airflow. It struggles in salty, extremely dry/wet, or heavily polluted conditions — in t

• 29/Oct2025

  ASTM A790 S32750 Duplex Stainless Steel Seamless Tubes for Power Plants and I...

  ASTM A790 S32750 is a super duplex stainless steel seamless tube renowned for its high strength and excellent corrosion resistance in harsh environments. It is suitable for power plants and industrial

• 29/Oct2025

  How long does it take for the natural protective layer to form on weathering ...

  Under typical outdoor conditions (moderate humidity, occasional rain), expect the natural protective layer to mature in 12–18 months. Harsher or more humid environments shorten this period, while dry

• 29/Oct2025

  ASTM A790 S32750 super duplex stainless steel chemical industry pipe

  ASTM A790 $32750 is a high-strength, highly corrosion-resistant super duplex stainless steel tube, ideal for corrosive environments in the chemical industry.

• 29/Oct2025

  ASTM A790 UNS S32205 Welded Duplex (Ferritic/Austenitic) Stainless Steel Pipe

  ASTM A790 UNS S32205 welded duplex stainless steel pipe is a high-strength, corrosion-resistant pipe suitable for general corrosive environments, especially exhibiting excellent resistance to stress c