BS ISO 21456:2025 - Determination of the Residual Stress of TGO Layer in Thermal Barrier Coating

Introducing the BS ISO 21456:2025, a cutting-edge standard that provides a comprehensive methodology for determining the residual stress of the Thermally Grown Oxide (TGO) layer in thermal barrier coatings. This standard is essential for professionals in the field of materials science and engineering, offering a precise and reliable approach to assessing the integrity and performance of thermal barrier coatings.

Key Features

• Standard Number: BS ISO 21456:2025
• Pages: 20
• Release Date: March 27, 2025
• ISBN: 978 0 539 28261 0
• Status: Standard

Overview

The BS ISO 21456:2025 standard is a pivotal document for those involved in the development and maintenance of thermal barrier coatings. These coatings are crucial in protecting components from extreme temperatures, particularly in aerospace and industrial applications. The TGO layer, a critical component of these coatings, can experience residual stress that affects the coating's performance and longevity.

This standard employs photoexcitation fluorescence piezoelectric spectroscopy, a sophisticated technique that allows for the precise measurement of residual stress within the TGO layer. By utilizing this method, engineers and researchers can gain valuable insights into the stress distribution and potential failure points within the coating, enabling them to enhance the durability and efficiency of thermal barrier systems.

Benefits of Using BS ISO 21456:2025

Adopting the BS ISO 21456:2025 standard offers numerous advantages:

• Enhanced Accuracy: The use of photoexcitation fluorescence piezoelectric spectroscopy ensures high precision in stress measurement, leading to more reliable data.
• Improved Coating Performance: By understanding the residual stress within the TGO layer, manufacturers can optimize coating processes to improve performance and extend the lifespan of components.
• Cost Efficiency: Identifying potential issues early in the coating lifecycle can prevent costly repairs and replacements, saving time and resources.
• Compliance and Standardization: Aligning with international standards ensures consistency and quality across the industry, facilitating global collaboration and innovation.

Who Should Use This Standard?

The BS ISO 21456:2025 standard is indispensable for a wide range of professionals, including:

• Materials Scientists and Engineers
• Aerospace Engineers
• Industrial Coating Specialists
• Quality Assurance Professionals
• Research and Development Teams

Conclusion

In the ever-evolving field of materials science, staying ahead of the curve is crucial. The BS ISO 21456:2025 standard provides the tools and knowledge necessary to ensure the highest quality and performance of thermal barrier coatings. By implementing this standard, professionals can achieve greater accuracy in stress measurement, enhance the durability of coatings, and ultimately contribute to the advancement of technology in high-temperature environments.

Embrace the future of thermal barrier coating analysis with the BS ISO 21456:2025 standard and ensure your projects meet the highest standards of excellence and reliability.

BS ISO 21456:2025

This standard BS ISO 21456:2025 Determination of the residual stress of TGO layer in thermal barrier coating by photoexcitation fluorescence piezoelectric spectroscopy is classified in these ICS categories:

• 25.220.01 Surface treatment and coating in general