ASTM International - ASTM D2749-13
Standard Symbols for Dimensions of Plastic Pipe Fittings
|Publication Date:||1 April 2013|
|ICS Code (Rubber and plastics products in general):||83.140.01|
1.1 These symbols specify terminology for the dimensions of pipe fittings made of plastic materials. It consists of a list of letter designations with definitions, followed by drawings of typical fittings, with the significant dimensions labeled in accordance with these letter designations.