History

• Overview & History

Frequently Asked Questions

• PPI HSB Frequently Asked Questions

Relevant Reports

• 50-years of Thermoplastic Pipe History (ASTM Journal)
• Strength Design Basis (PPXVI, etc)
• A New Concept in Plastics Piping, Proceedings of the Eleventh Plastic Fuel Gas Pipe Symposium. The Influence of Time and Temperature on the Strength of Multilayered Pressure Pipe,
• State of the Art of the Standard Extrapolation Method for Analyzing Stress Rupture Data and Applications
• HSB R1 Nature of the 0.63 Design Factor (DF) for Qualified Polyethylene Compounds
• Other Relevant PPI TRs/TNs
• HSB-N1 Policy for Colorant Changes in PEX