HVAC engineers

  ASME B16.5 Flange Standards Study Guide This study guide provides a comprehensive review of the ASME B16.5 standard, covering dimensions, materials, pressure-temperature ratings, and the significant technical updates introduced in the 2025 edition. Technical Understanding Quiz Instructions: Answer the following questions based on the provided source context. Each answer should be 2 to 3 sentences long. What is the scope of the ASME B16.5 standard in terms of pipe size and pressure classes? When does the ASME B16.5-2025 edition become mandatory, and what provision exists for projects already in progress? What are the specific new requirements for sealing face surface finish and flatness introduced in the 2025 edition? Which two Titanium grades were added to the 2025 edition, and what specific Non-Destructive Testing (NDT) is required for them? How does the NDT requirement change for high-pressure flanges (Class 900 through 2500) in the latest update? What is the primary differenc...