In each of the following organizations, standards are developed by committees consisting of consumer, general interest and manufacturing members:

  • American National Standards Institute (ANSI)
  • American Water Works Association (AWWA)
  • American Society for Testing and Materials (ASTM)
  • Underwriters Laboratories (UL)
  • National Fire Protection Association (NFPA)
  • National Sanitation Foundation (NSF)
  • Factory Mutual (FM)
  • Manufacturer’s Standardization Society (MSS)

Ductile Iron Pipe Standards

Standard Designation Subject Covered
ANSI/AWWA C150/A21.50 Design
ANSI/AWWA C151/A21.51 Water Pipe
ANSI/AWWA C11O/A21.10 Fittings - Cast Iron
ANSI/AWWA C153/A21.53 Fittings - Ductile Iron
ANSI/AWWA C111/A21.11 Rubber - Gasket Joints
ANSI/AWWA C115/A21.15 Flanged Pipe
ANSI/AWWA C104/A21.4 Cement - Mortar Linings
ANSI/AWWA C105/A21.5 Polyethylene Encasement for Ductile Iron Pipe
ASTM A674 Polyethylene Encasement for Ductile Iron Pipe
ANSI/AWWA C600 Installation
ANSI/AWWA C651 Disinfecting Water Mains
ASTM A746 Gravity Sewers
NFPA Outside Protection 24 Fire Protection Piping

M&H Valve ductile iron pipe meets and exceeds the requirements of all of the above national standards relating to pipe manufacture and performance.