The API 610 12th Edition, published in January 2021, represents the latest evolution in the American Petroleum Institute’s standards for centrifugal pumps. This update is significant for engineering professionals, as it marks a departure from the "co-branded" status with ISO 13709, meaning that following the 12th Edition is now the exclusive way to ensure compliance with the most current American industry safety and reliability practices. Key Updates in the 12th Edition
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Transitioned material standards for duplex and super duplex castings from A890 to A995. Piping & Baseplates: The API 610 12th Edition , published in
Standardized single-piece baseplates for horizontal pumps now include specific options for sloped deck plates and tapped drain connections (at least NPS 2). Piping Gusseting: Gusseting for piping connections NPS 1 and smaller Transitioned material standards for duplex and super duplex
Gusseting in two orthogonal planes is now mandatory for piping connections NPS 1 and smaller to prevent fatigue failures.