BS ISO 31657-1:2025 - Plain Bearings Standard

Introducing the BS ISO 31657-1:2025, a comprehensive standard that provides detailed guidelines for the calculation of multi-lobed and tilting pad journal bearings under steady-state conditions. This essential document is a must-have for engineers and professionals in the field of mechanical engineering, particularly those specializing in the design and maintenance of hydrodynamic plain journal bearings.

Overview

The BS ISO 31657-1:2025 standard is meticulously crafted to address the complexities involved in the calculation of hydrodynamic plain journal bearings. It focuses on multi-lobed and tilting pad journal bearings, which are critical components in various industrial applications. These bearings are designed to support rotating shafts and are widely used in machinery where high-speed rotation and load-bearing capabilities are essential.

Key Features

• Standard Number: BS ISO 31657-1:2025
• Pages: 48
• Release Date: October 22, 2025
• ISBN: 978 0 539 33632 0
• Status: Standard

Why Choose BS ISO 31657-1:2025?

This standard is an invaluable resource for professionals seeking to enhance their understanding and application of hydrodynamic plain journal bearings. Here are some reasons why this standard is indispensable:

Comprehensive Guidance

The document provides in-depth guidance on the calculation methods for multi-lobed and tilting pad journal bearings. It covers various aspects of design, including load distribution, lubrication, and thermal effects, ensuring that engineers can optimize the performance and reliability of these critical components.

Industry Relevance

Hydrodynamic plain journal bearings are used in a wide range of industries, including automotive, aerospace, and manufacturing. The BS ISO 31657-1:2025 standard is tailored to meet the needs of these industries, providing relevant and up-to-date information that aligns with current technological advancements and industry practices.

Enhanced Performance

By adhering to the guidelines set forth in this standard, engineers can achieve enhanced performance and longevity of journal bearings. The standard emphasizes the importance of precise calculations and design considerations, which are crucial for minimizing wear and tear, reducing maintenance costs, and preventing unexpected downtimes.

Global Recognition

As an ISO standard, BS ISO 31657-1:2025 is recognized and respected worldwide. It provides a common framework for engineers and manufacturers across the globe, facilitating international collaboration and ensuring consistency in the design and application of hydrodynamic plain journal bearings.

Who Should Use This Standard?

The BS ISO 31657-1:2025 standard is designed for a wide range of professionals, including:

• Mechanical Engineers
• Design Engineers
• Maintenance Engineers
• Quality Assurance Professionals
• Manufacturers of Rotating Machinery

Conclusion

In conclusion, the BS ISO 31657-1:2025 standard is an essential tool for anyone involved in the design, calculation, and maintenance of hydrodynamic plain journal bearings. Its comprehensive guidelines and industry relevance make it a valuable asset for ensuring the optimal performance and reliability of these critical components. By integrating this standard into your engineering practices, you can achieve greater efficiency, reduce operational costs, and enhance the overall quality of your machinery.

BS ISO 31657-1:2025

This standard BS ISO 31657-1:2025 Plain bearings. Hydrodynamic plain journal bearings under steady-state conditions is classified in these ICS categories:

• 21.100.10 Plain bearings