What is an IBR Reducing Flange? An IBR Reducing Flange is a flange designed to connect piping components of different diameters for applications where applicable IBR requirements must be satisfied. What is the purpose of a reducing flange? The primary purpose is to connect a larger pipe or component to a smaller pipe while providing a bolted and maintainable flanged connection. Where are IBR Reducing Flanges used? They are commonly used in boiler, steam, power plant, process, industrial utility, and other suitable piping systems. Are all reducing flanges IBR approved? No. IBR approval depends on the specific product, material, manufacturing requirements, application, documentation, and applicable regulations. The required certification should be verified before purchase.

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