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News
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Heat Treatment Failures in Duplex Steel Fittings: How to Verify Solution Annealing and Prevent Sigma Phase Formation
2026/06/17Heat Treatment Failures in Duplex Steel Fittings: How to Verify Solution Annealing and Prevent Sigma Phase Formation You bought duplex 2205 or 2507 fittings with full mill certificates. The price was right. The delivery was on time. But six months in...
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Hastelloy B3 Pipe Fittings for Hydrochloric Acid Service: What Every Plant Engineer Needs to Know About Alloy Selection
2026/06/16Hastelloy B3 Pipe Fittings for Hydrochloric Acid Service: What Every Plant Engineer Needs to Know About Alloy Selection You have a hydrochloric acid (HCl) line – any concentration, any temperature up to the boiling point. 316L fails in days. 22...
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Why Super Duplex Stainless Steel Pipe Fittings Are Prone to Galling – and How to Prevent Thread Seizure During Installation
2026/06/15Why Super Duplex Stainless Steel Pipe Fittings Are Prone to Galling – and How to Prevent Thread Seizure During Installation You’ve selected super duplex (e.g., UNS S32750 / 2507) for its outstanding chloride resistance and high strength. ...
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Back Purging Techniques for Welding Hastelloy C22 and C276 Pipes: Ensuring Root Pass Integrity in Critical Service
2026/06/12Back Purging Techniques for Welding Hastelloy C22 and C276 Pipes: Ensuring Root Pass Integrity in Critical Service You’ve specified genuine Hastelloy C22 or C276 for a high-temperature, corrosive chemical line. The material arrives with full tr...
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Desalination Plant Piping: Why 2205 Duplex Is Replacing 316L in High-Pressure RO Systems
2026/06/04Desalination Plant Piping: Why 2205 Duplex Is Replacing 316L in High-Pressure RO Systems Seawater reverse osmosis (SWRO) is the backbone of modern desalination. But the piping inside a high-pressure RO system faces one of the most aggressive environm...
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5 Most Common Failure Modes in Duplex Stainless Steel Pipes and How to Prevent Them
2026/06/035 Most Common Failure Modes in Duplex Stainless Steel Pipes and How to Prevent Them Duplex stainless steel – particularly 2205 and 2507 – is renowned for its strength and chloride corrosion resistance. But it is not indestructible. When d...
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Hastelloy C22 Lined Carbon Steel Pipes: A Cost-Effective Alternative for Large-Diameter Acid Service Lines
2026/05/14Hastelloy C22 Lined Carbon Steel Pipes: A Cost‑Effective Alternative for Large‑Diameter Acid Service Lines When you need to handle highly corrosive acids—hydrochloric, sulfuric, or hot contaminated acetic—over long distances and in large ...
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Handling and Storage Best Practices for Super Duplex Pipe Fittings: Avoiding Surface Contamination and Mechanical Damage
2026/05/13Handling and Storage Best Practices for Super Duplex Pipe Fittings: Avoiding Surface Contamination and Mechanical Damage Super duplex stainless steel pipe fittings—grades such as UNS S32750 (2507) and S32760 (Z100)—are high‑value componen...
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Field Heat Treatment of Hastelloy Pipe Welds: Why Local PWHT Is Rarely Needed and When It’s Mandatory
2026/05/12Field Heat Treatment of Hastelloy Pipe Welds: Why Local PWHT Is Rarely Needed and When It’s Mandatory If you have worked with carbon steel or low‑alloy steel pipe, you know that post‑weld heat treatment (PWHT) is routine – it relieves res...
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Bending Duplex 2205 Seamless Tubes: Minimum Bend Radii, Springback Compensation, and Heat Treatment After Cold Forming
2026/05/11Bending Duplex 2205 Seamless Tubes: Minimum Bend Radii, Springback Compensation, and Heat Treatment After Cold Forming Duplex 2205 (UNS S32205 / S31803) seamless tubes are widely used in offshore platforms, chemical plants, heat exchangers, and desal...
