... ,SH3408, SH3409,HG/T21635,DL/T695,SY/T0510, DIN2617Pipe cap: A type of pipe fitting, usually liquid or gas tight, which covers ... the end of a pipe. A cap is used like plug, except that the pipe cap screws or attaches on the male ... thread of a pipe or a nipple. A cap may have a solvent ...