U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
(a) Ductile iron pipe may not be joined by threaded joints.
(b) Ductile iron pipe may not be joined by brazing.
Regulations most recently checked for updates: Aug 27, 2025
(a) Ductile iron pipe may not be joined by threaded joints.
(b) Ductile iron pipe may not be joined by brazing.