Search Results       Your search for [subject]Phil. National Standard -- Grey Iron pipes -- specifications returned 1 record.           DTI PNS 1991:2002/PWWA M 101:2002 ICS 23.040.10 - Grey iron pipes for pressurized water lines-specifications. Subject: Phil. National Standard -- Grey Iron pipes -- specifications; Specifications -- Grey iron pipes -- pressurized water lines.          Add to Book Cart Relevance: 59.27%