Backing Ring Flanges to ANSI B16.5

Product DescriptionBacking ring / Backup ringDutile Iron Backing Ring to ANSI / DIN / ENMaterial: Ductile Iron,carbon steel,stainless steelSurface:  Antirust painted, Epoxy Paint, Fusion Bound Epoxy,hot-dip galvanized,                      Dacromet.Flange drilling: ANSI 150#                            DIN / EN PN10Pressure:SDR7,SDR11Size:1" to 24"Dimension: as per user's drawing and reuqirement.ProductInspection