4″ Ductile Iron Backup rings, SDR 7, IPS

4 inch Ductile Iron Rings, ductile iron flange, also named as convert flange. it’s used for IPS HDPE pipe adaptor

  • Sizes: 4″
  • Type: IPS
  •  SDR Ratings: SDR 7
  •  Material: ductiel iron
  •  Finishes: Epoxy-Coated or Red Oxide Primer

Dimensions:

Size IPS / DIPS SDR Rating OD Thickness ID Bolt Count Bolt  Hole Bolt of Circle Radius
4″ IPS SDR7/335PSI 9 0.94 4.60 8 0.75 7.50 0.40

Character:

Ductile Iron Ring/flange, also named as convoluted flange or bolt ring. it’s designed for HDPE pipe flange adapter

  • Flange Material Grade: Cast Ductile iron ASTM A536 grade 65-45-12
  • Flange Design Standard: ASME/ANSI B16.5, ASME/ANSI B16.47 Class 150, ASTM B16.1 CL125, AWWA C207 B/D/E.
  • Surface Coating: Epoxy Powder Coating, Prime Paint, E-Coating, Galvanization, Hot dipped.

Applications:

  • HDPE pipe adaptor

Available Options

  • Sizes: 2″–36″ (IPS) and 4″–24″ (DIPS)
  •  SDR Ratings: SDR 7, SDR 9, SDR 11
  •  Material: ductiel iron, stainless steel SS316
  •  Finishes: Epoxy-Coated or Red Oxide Primer
Weight 1.2 kg

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