ASTM WK37490(What is a Work Item? / How to Input to a Work Item)Work Item: ASTM WK37490 - Revision of F645 - 11 Standard Guide for Selection, Design, and Installation of Thermoplastic Water- Pressure Piping SystemsActive Standard: F645 - 13 Developed by Subcommittee: F17.61 | Committee F17 Home | Contact Staff Manager
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