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The BMI USA 20429 is an extra heavy black malleable iron tee fitting rated for 300 PSI service. It features a reducing outlet configuration with 3/4 inch run connections and a 1/2 inch branch outlet, making it a reliable choice for high-pressure threaded piping systems. The extra heavy (XH) pressure class provides added wall thickness and burst resistance compared to standard fittings, which is critical in demanding industrial and commercial piping installations. Licensed plumbers and pipefitters install this fitting in threaded black iron systems where structural integrity and pressure capacity are top priorities.
This tee is suited for use in steam, gas distribution, compressed air, and industrial fluid piping systems that require a durable, pressure-rated malleable iron fitting. The black finish is standard for gas and steam lines and is widely accepted under applicable plumbing and mechanical codes. Its 3/4 x 3/4 x 1/2 inch reducing configuration makes it a common choice when branching off a main run to a smaller service line.
Designed as an OEM-style replacement or direct-use fitting for threaded black iron piping systems requiring a 3/4 x 3/4 x 1/2 inch reducing tee at extra heavy pressure ratings.
Installation should be performed by a licensed plumber or pipefitter in accordance with applicable code requirements, including IFGC and IPC where relevant. Shut off and depressurize the piping system completely before removing or installing any threaded fittings. Use appropriate pipe thread sealant or PTFE tape rated for the service medium when making up threaded connections. Do not overtighten connections, as malleable iron threads can crack under excessive torque.
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