1. The female reducing coupling is made of 304 stainless steel, which is strong, not easy to rust, and has stronger corrosion resistance.2. The reducing bell coupling adopts NPT thread, which has tighter sealing. The specifications of different sizes at both ends are used to connect two pipes of different sizes in the same direction to achieve the need of reducing diameter.3. Stainless steel reducing coupling are widely used to connect various oil, water and gas pipelines and equipment to ensure the circulation of oil and gas drainage systems.4. The cast pipe fitting inner and outer surfaces are high and bright, easy to install, please pay attention to whether the size is suitable when purchasing.
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