Standards Applicable to Ductile Iron Pipe and Fittings
| Thickness Design of Ductile Iron Pipe ....................................... | ANSI/AWWA C150/A21.50 | |
| Ductile Iron Pipe for Water and Other Liquids …………... | ANSI/AWWA C151/A21.51 | |
| FEDERAL WWP421D, Grade C | ||
| Ductile-Iron Pipe for Gravity Flow Service ……………….. | ANSI/ASTM A746 | |
| Ductile-Iron Fittings for Water and Other Liquids | ||
| 30" through 36" ………………………………............................. | ANSI/AWWA C110/A21.10 | |
| Ductile Iron Compact Fittings | ||
| 3" through 24" …………............................................................ | ANSI/AWWA C153/A21.53 | |
| Flanged Fittings …………………………...................................... | ANSI/AWWA C110/A21.10 | |
| ANSI B16-1 | ||
| Ductile Iron Pipe with Threaded Flanges | ANSI/AWWA C115/21.15 | |
| Coatings and Linings: | ||
| Asphaltic..................................................................................... | ANSI/AWWA C151/A21.51 | |
| ANSI/AWWA C110/A21.10 | ||
| ANSI/AWWA C153/A21.53 | ||
| Cement Lining …...................................................................... | ANSI/AWWA C104/A21.4 | |
| Various Epoxy Linings and Coatings …………...................... | MANUFACTURER'S STANDARD | |
| Exterior Polyethylene Encasement | ANSI/AWWA C105/A21.5 | |
| Joints - Pipe and Fittings | ||
| Push-On and Mechanical Rubber-Gasket Joints …............. | ANSI/AWWA C111/A21.11 | |
| FEDERAL WWP421D | ||
| Flanged ………........................................................................... | ANSI/AWWA C115/A21.15 | |
| ANSI B16.1 | ||
| Grooved and Shouldered ……………………………......... | ANSI/AWWA C606 | |
| Pipe Threads ……………………….................................................. | ANSI/B2.1 | |
| Installation ……………………………........................................... | ANSI/AWWA C600 | |