Manufacturing Quality Iron Products for the Water and Wastewater Industries, Since 1981

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StarFlex® – Series 5200

Single-Ball Flexible Joint for the Protection of Water, Wastewater, and Industrial Pipelines - Sizes 3" - 48"

Information

StarFlex® Single-Ball Flexible Joints can deflect up to 20 degrees, depending on size. This flexible joint design provides pipeline protection needed due to the results of natural and man-made ground movements. The StarFlex® Flexible Joint is available for use on Ductile Iron, Steel and PVC pipe in the size range of 3″ through 48″.

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  • Rated 350 PSI working pressure sizes 3″-24″. Sizes 30″ and above rated for 250 PSI working pressure.
  • Each StarFlex® is coated inside and outside with 15 mils of Fusion Bonded Epoxy that is NSF compliant.
  • Each ball on the StarFlex® can deflect a minimum of 20 degrees for 3″-10″, 18 degrees for 12″, 15 degrees for 14″ – 24″, 14 degrees for 30″ and 13.5 degrees for 36″ and 13 degrees for 42″ – 48″.
  • All cast components are made entirely of ductile Iron grade 65-45-12.
  • All fasteners are Type 304 Stainless Steel.
  • Every unit is pressurized and cycled while maintaining 350 PSI on sizes 3″ – 24″ and 250 PSI on sizes 30″ and above.
  • All sizes have external EPDM rubber boots to prevent debris from entering the sealing areas.
  • Pressure seals are EPDM. Maximum operating temperature is 175° F.
  • The StarFlex® may be used on ductile iron, steel, HDPE or PVC pipe.
  • Flanged outlets are dimensioned according to ANSI/AWWA C110/A21.11 which is also equal to ASME B16.1 Class 125 & ASME B16.5 Class 150 without a raised face.
  • Standard color is red.
  • NSF61 Approved Fusion Bonded Epoxy coating is used in wetted areas.

Flexible joints shall be manufactured of ductile iron in accordance with ASTM A536 Grade 65-45-12. Each flexible joint shall be capable of deflecting to the amounts shown on the drawing or indicated in the specifications. Each ball joint shall possess an external rubber boot to prevent penetration of outside debris.

All hardware nuts, bolts and straps shall be type 304 stainless steel. All ductile iron components shall be coated internally and externally with 15 mils of fusion bonded epoxy and shall be holiday tested with a 1500 volt spark test, both of which conform to the requirements ANSI/AWWA C213. Every flexible joint unit shall be cycled and pressure tested at 350 PSI for 3″-24″ and 250 PSI for 30″ and above prior to shipment. Flexible joints shall be Star® Pipe Products, StarFlex® Series 5200 or an approved equal.

*Please refer to the catalog for further details and specifications.

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