Physical Properties of PVC & CPVC Pipe - Spears Mfg Co Inc

1 2 GENERALPVC ValueCPVC ValueTest MethodCell Classification1245423447 astm D 1784 Maximum Service F200 FColorWhite, Dark GrayMedium GraySpecific Gravity, ( @ 73 F) D 792 Water Absorption % increase 24 hrs @ 25 D 570 Hardness, Rockwell110 - 120117 - 119 astm D 785 Poisson's Ratio @ 73 Strength, psi @ 73 F7,4507,900 astm D 638 Tensile Modulus of Elasticity, psi @ 73 F420,000426,000 astm D 638 Flexural Strength, psi @ 73 F14,45015,000 astm D 790 Flexural Modulus, psi @ 73 F360,000360,000 astm D 790 Compressive Strength, psi @ 73 F9,60010,000 astm D 695 Izod Impact, notched, ft-lb/in @ 73 D 256 THERMALC oefficient of Linear Expansion (in/in/ F) x x 10-5 astm D 696 Coefficient of Thermal ConductivityASTM C 177 Calories cm/second cm2 C x x 10-4 BTU inches/hour Deflection TemperatureUnder Load (264 psi, annealed)170235 astm D 648 ELECTRICALD ielectric Strength, volts/mil1,4131,250 astm D 149 Dielectric Constant, 60Hz, 30 D 150 Volume Resistivity, ohm/cm @ 95 x x 1012 astm D 257 Spears PVC & cpvc pipe is non-electrolyticFIRE PERFORMANCEF lammability RatingV-0V-0, 5VB, 5 VAUL-94 Flame Spread Index<10<10 Flame Spread0-25<25 ULCS moke Generation80-225<50 ULCF lash Ignition F900 FAverage Time of Burning (sec.)

2 <5<5 astm D 635 Average Extent of Burning (mm)<10<10 Burning Rate (in/min)Self ExtinguishingSelf ExtinguishingSoftening Starts (approx.)250 F295 FMaterial Becomes Viscous350 F395 FMaterial Carbonizes425 F450 FLimiting Oxygen Index (LOI)4360 astm D 2863 NOTE: The Physical Properties shown above are considered general for PVC and cpvc . Contact Spears Technical Services for additional information if Properties of PVC & cpvc Pi