Plastics Pipes Bodies Issue Advisory For Substandard Pipe Used In Oil, Gas And Other Fields: The Southern African Plastic Pipe Manufacturers Association (SAPPMA) has added its voice to a recent warning about substandard high-density polyethylene (HDPE) pipes that do not comply with relevant product standards, issued by the Plastics Pipe Institute, Inc. (PPI) – the major … [Read more...] about Plastics Pipes Bodies Issue Advisory For Substandard Pipe Used In Oil, Gas And Other Fields