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The BMI USA 35312 is a 4-inch malleable iron pipe elbow with a 90-degree bend and a black finish. It is designed for use in threaded piping systems where a right-angle direction change is required. Malleable iron construction provides the strength and ductility needed to withstand mechanical stress and pressure cycling in demanding trade applications. Licensed plumbers and pipefitters typically install this fitting in gas distribution, steam, and industrial fluid piping systems. At 8.88 pounds, it is a heavy-duty fitting suited for commercial and industrial service conditions.
This 90-degree elbow is used wherever a threaded iron piping system requires a right-angle turn. Common install scenarios include gas supply lines, steam distribution headers, compressed air systems, and industrial process piping. It is appropriate for both new construction and retrofit work in commercial and industrial settings. The black finish indicates an uncoated malleable iron fitting standard for gas and steam service.
Designed as an OEM-style replacement or new-installation fitting for 4-inch threaded malleable iron piping systems commonly used in gas, steam, and industrial fluid service.
Installation should be performed by a licensed plumber or pipefitter in accordance with applicable local codes, including the International Plumbing Code and International Fuel Gas Code where relevant. Shut off and depressurize the piping system completely before removing or installing any threaded fitting. Apply an appropriate thread sealant or tape rated for the service medium before making up the joint. Do not over-tighten, as malleable iron threads can crack under excessive torque.
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