Gas Related PPI Literature
Technical Reports
TR-9 Recommended Design Factors for Pressure Applications of Thermoplastic Pipe Materials
TR-18 Weatherability of Thermoplastic Piping Systems
TR-22 Polyethylene Plastic Piping Distribution Systems for Components of Liquid Petroleum Gases
TR-30 Investigation of Maximum Temperatures Attained by Plastic Fuel Gas Pipe Inside Service Risers
TR-33 Generic Butt Fusion Joining Procedure for Polyethylene Gas Pipe
TR-41 Generic Saddle Fusion Joining Procedure for Polyethylene Gas Piping
TR-45 Butt Fusion Joining Procedures for Field Joining of Polyamide 11
Technical Notes
TN-4 Odorants in Plastic Fuel Gas Distribution Systems
TN-6 Polyethylene Coil Dimensions
TN-13 General Guidelines for Butt, Saddle and Socket Fusion of Unlike Polyethylene Pipes and Fittings
TN-20 Special Precautions for Fusing Saddle Fittings to Live PE Fuel Gas Mains Pressurized on the Basis of a 0.40 Design Factor
TN-21 PPI PENT Test Investigation
TN-30 Requirements for the Use of Rework Materials in Polyethylene Gas Pipe
Model Specifications
MS-2 Model Specification for Polyethylene Plastic Pipe, Tubing and Fittings for Fuel Gas Distribution Systems
MS-4 Model Specification for Polyamide 11 (PA-11) Plastic Pipe, Tubing and Fittings for Fuel Gas Distribution Systems
Recommendations and Statements
Recommendation D - Recommended Color Coding for Loose (non-captive) Insert Stiffeners for Use with Mechanical Fittings on Polyethylene Pipe
Statement G - Indented Markings
Statement S - Caution Statement on Heat Fusion Methods of Polyethylene Pipe and/or Fittings of Similar Colors
Statement T - Caution Statement on Sidewall Heat Fusion Without Use of Mechanical Assist Tooling
Statement V - Suggest Color Code for Natural Gas Plastic Pipe Outside of Buildings
Statement W - Position Statement on Improved Material Categories for Polyethylene Pressure Pipe
