Ductile Iron Pipe is a high-strength cast iron pipe used for municipal water mains, force mains, fire protection, and industrial applications. Manufactured to AWWA C151 with a cement-mortar lining and asphaltic outside coating for long service life in buried installations. Material: Ductile iron (AWWA C151) Joint type: Push-on bell & spigot, mechanical joint, or flanged available on request Pressure class: 150 / 200 / 250 / 300 / 350 psi (per AWWA C150 thickness design) Lining: Cement-mortar (AWWA C104) Coating: Asphaltic exterior (AWWA C151) Diameter range: 3" - 16" Typical use: Municipal water mains, fire protection, force mains, agricultural mainline, industrial water distribution Request a quote with your required diameter, footage, pressure class, joint type, and delivery location.