Plastic Lined Grooved Elbow

Type: grooved rigid couplings, flexible couplings, elbows, tees, reducers, caps, and mechanical tees

Material: ductile iron QT450-12

Standard: AWWA C606, ISO6182-12

Size: DN25 to DN600 (1" to 24")

Surface: galvanized, black, epoxy-coated

Applications: fire protection, water supply, HVAC, and industrial fluid systems

Packing: cartons on pallet or wooden case

Our Ductile Iron Grooved Couplings and Fittings are cast from high-strength ductile iron QT450-12, designed and tested in accordance with AWWA C606, ISO6182-12 and GB/T 36019-2018. Types are grooved rigid couplings, flexible couplings, elbows, tees, reducers, caps, and mechanical tees. Sizes range from DN25 to DN600 (1" to 24"). Gaskets are EPDM, NBR, or custom compounds. Surface treatments include galvanized, black, epoxy-coated. All products undergo pressure, sealing, and corrosion testing. Grooved Pipe Fittings (Mechanical Couplings) are advanced pipe connection components for fast, reliable, and leak-proof pipeline assembly. They are widely used in fire protection, water supply, HVAC, and industrial fluid systems.