HANGZHOU, ZHEJIANG, CHINA, January 19, 2026 /EINPresswire.com/ -- As the global demand for infrastructure continues to ...
IRVING, TX — The Plastics Pipe Institute, Inc. (PPI) has announced the publication of the new ASTM F3722 Standard Practice for Heat Fusion Joining of Polypropylene (PP) Pipe and Fittings by ASTM ...