{"product_id":"top-shelf-cast-iron-concentric-reducer-coupling-6","title":"Top Shelf Cast Iron Concentric Reducer Coupling 6 X 4 Inch Flanged Pipe Connector Class 125 Rated At 175 Psi Built Like A Tank For Fire Protection Systems Black","description":"\u003cdiv\u003eHeavy Duty Cast Iron Flanged Reducer Coupling For Plumbing\u003cbr\u003e\n✔️ 6 By 4 Inch Connection Class 125 Pressure Rating For Pipes \u003cp\u003eThis single cast iron concentric reducer coupling bridges bigger pipes to smaller lines in commercial buildings. Installers find these handy transitions vital for managing water flow changes in sprinkler loops, drainage networks, and main supply lines. \u003c\/p\u003e ✅ Six point zero into four point zero inch diameter shift\n✅ Drilled flange holes align perfectly to standard bolts\n✅ Handles ambient temperatures from minus twenty up to one hundred fifty\n✅ Built tough for fire protection networks under steady pressure loads\u003cbr\u003e \u003cp\u003e💡 How does a flanged reducer coupling handle sudden water hammer shocks?\u003cbr\u003eThese fittings direct turbulent flow smoothly to prevent system damage. Techs value them for stabilizing pressure waves during pump startup cycles.\u003cbr\u003e- Tapered inner wall guides velocity drops evenly across metals\u003cbr\u003e- Flat face gaskets seal hard against vibration induced movement\u003cbr\u003e- Uniform casting distributes stress away from weak joint spots\u003cbr\u003e- Certified materials survive repeated thermal expansion cycles\u003c\/p\u003e\n✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49242607223019,"sku":"VXB01HG20BRQ","price":1177.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/vxb.com\/products\/top-shelf-cast-iron-concentric-reducer-coupling-6","provider":"VXB Bearings","version":"1.0","type":"link"}