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  • AWWA M41 - Ductile-Iron Pipe and Fittings
    … are available for special service condi- tions, including polychloroprene, ethylene propylene diene monomer (EPDM), nitrile , and fluorocarbon. Natural rubber gaskets are excluded by ANSI/AWWA C111/A21.11 and are not available for ductile - iron pipe . mum recommended service temperatures.
  • AWWA M41 - Ductile-Iron Pipe and Fittings
    … synthetic rubber materials are available for special service conditions, including polychloroprene, ethylene propylene (EPDM), nitrile , and fluorocarbon. Natural rubber gaskets are excluded by ANSUAWWA C111/A21.11 and are not available for ductile - iron pipe .
  • AWWA M41 - Ductile-Iron Pipe and Fittings
    … synthetic rubber materials are available for special service conditions, including polychloroprene, ethylene propylene (EPDM), nitrile , and fluorocarbon. Natural rubber gaskets are excluded by ANSVAWM?AClWA21.11, and are not available for ductile - iron pipe .
  • States > Iowa > State > Administrative Bulletin > 2010 > [2010 IA Register 825] 08/25/2010
    The predominant wall material is ductile iron , a spheroidized graphite cast iron, and commonly has an internal cement mortar lining to inhibit corrosion from the carried water and various types of external coatings to inhibit corrosion from the environment. “ Gasket ” means any type of pipe seals made of a variety of rubbers including but not necessarily limited to styrene-butadiene rubber (SBR), nitrile -butadiene rubber (NBR or nitrile), ethylene propylene diene monomer (EPDM), neoprene (CR), and fluoroelastomer rubber (FKM …
  • States > Iowa > State > Proposed Regulations > 2010 Documents > April 7‚ 2010 > [2010 IA Proposed ia-20100407-0108-0010345] 567-135 - Technical Standards...
    The predominant wall material is ductile iron , a spheroidized graphite cast iron, and commonly has an internal cement mortar lining to inhibit corrosion from the carried water and various types of external coatings to inhibit corrosion from the environment. " Gasket " means any type of pipe seals made of a variety of rubbers including but not necessarily limited to styrene-butadiene rubber (SBR), nitrile -butadiene rubber (NBR or nitrile), ethylene propylene diene monomer (EPDM), neoprene (CR), and fluoroelastomer rubber (FKM …
  • States > Iowa > State > Administrative Bulletin > 2010 > [2010 IA Register 407] 04/07/2010
    The predominant wall material is ductile iron , a spheroidized graphite cast iron, and commonly has an internal cement mortar lining to inhibit corrosion from the carried water and various types of external coatings to inhibit corrosion from the environment. “ Gasket ” means any type of pipe seals made of a variety of rubbers including but not necessarily limited to styrene-butadiene rubber (SBR), nitrile -butadiene rubber (NBR or nitrile), ethylene propylene diene monomer (EPDM), neoprene (CR), and fluoroelastomer rubber (FKM …
  • Viking Johnson Secures Three-Year Stockholm Water Contract
    MaxiFit is available in sizes from DN50 (2‰) to DN300 (12‰) and is suitable for use with steel, ductile iron , PVCu, cast iron and asbestos cement - in fact all conventional pipe materials except PE. The range includes standard, long-sleeve and stepped couplings, flange adaptors, and variants to suit customers' needs such as stainless steel bolts and Nitrile gaskets .
  • Crits Notes on Water and Ion Exchange
    Slightly resistant: nitrile , styrene butadiene, polychloroprene, natural – “Effect of Chloramines on Ductile - Iron Pipe Gaskets ,” Richard W.
  • Hydraulic Design Handbook > WATER DISTRIBUTION SYSTEM DESIGN
    Gaskets for grooved end joints are available in ethylene propylene diene monomer (EPDM), nitrile (Buna-N), halogenated butyl rubber, Neoprene™, silicone, and fluorelastomers. Couplings and joints for ductile iron pipe : (a) flexible coupling; (b) mechanical joint; (c) push-on joint; (d) ball joint.
  • States > Wisconsin > State > Regulations > Natural Resources > Environmental Protection - Water Supply > [WI AC nr 811] 811 - Requirements for the Operation an...
    Minimum class 52 ductile iron water main piping with polyethylene encasement shall be used. Nitrile gaskets shall normally be used, except as provided in subd.