China ISO2531 En545 En598 Fbe Coated or Black Bitumen PVC Fitting Ductile Cast Iron Pipe Fittings for PVC Pipe, Find details about China Ductile Iron Pipe Fitting, All Loose Flanged Tee from ISO2531 En545 En598 Fbe Coated or Black Bitumen PVC Fitting Ductile Cast Iron Pipe Fittings for PVC Pipe