C4-04(2018) Standard Specification for Clay Drain Tile and Perforated Clay Drain Tile
C12-22a Standard Practice for Installing Vitrified Clay Pipe Lines
C159-06(2021) Standard Specification for Vitrified Clay Filter Blocks
C315-07(2021) Standard Specification for Clay Flue Liners and Chimney Pots
C425-22 Standard Specification for Compression Joints for Vitrified Clay Pipe and Fittings
C479-04(2022) Standard Specification for Vitrified Clay Liner Plates
C828-23 Standard Test Method for Low-Pressure Air Test of Vitrified Clay Pipe Lines
C1283-15(2021) Standard Practice for Installing Clay Flue Lining
C1920-21 Standard Practice for Cleaning of Vitrified Clay Sanitary Sewer Pipelines