Temperature Correction - Brochure

Technical Bulletin Temperature Correction Factors for PVC & CPVC Pipe Working pressures for pipe are rated at 73.4 deg. Fahrenheit. Any temperature higher than this will de-rate the pipe based on the charts below. Note: Multiply the pressure X the factors below. Operating Temerature (F) PVC Factor CPVC Factor Polypropylene Factor75 degrees F 1.00 1.00 1.0080 degrees F 0.90 1.00 0.9790 degrees F 0.75 0.92 0.91100 degrees F 0.62 0.85 0.85110 degrees F 0.50 0.75 0.80115 degrees F 0.45 0.70 0.77120 degrees F 0.40 0.65 0.75125 degrees F 0.35 0.60 0.71130 degrees F 0.30 0.57 0.68140 degrees F 0.22 0.50 0.65150 degrees F N.R. 0.45 0.57160 degrees F N.R. 0.40 0.50170 degrees F N.R. 0.32 N.R.180 degrees F N.R. 0.25 N.R.200 degrees F N.R. 0.20 N.R.210 degrees F N.R. 0.15 N.R.N.R. = Not Recommended