Products › Molded Butt Fusion HDPE Fittings Image 1 of 1 Molded Butt Fusion HDPE Fittings $0.00 Nominal Pipe Sizes: DIPS, IPSClasses: SDR7, SDR9, SDR11, SDR17Pressure Ratings: 333psi, 250psi, 200psi, 125psi Add to Quote Request Added! Nominal Pipe Sizes: DIPS, IPSClasses: SDR7, SDR9, SDR11, SDR17Pressure Ratings: 333psi, 250psi, 200psi, 125psi