Physical Properties for PVC and CPVC Pipe( Schedule 40 and 80)

PVC and CPVC pipe

Properties

PVC Value

CPVC Value

Test Method

General

Cell Classification

Maximum Service Temp.

Color

Specific Gravity (g/cu.cm @73°F)

Water Absorption % increase 24 hrs @ 25°C

Hardness, Rockwell

Poisson’s Ratio @ 73°F

Hazen-Williams Factor

 

12,454

140°F

White, Dark Gray

1.40 +/-.02

0.05

110-120

0.410

C = 150

 

23,447

200°F

Medium Gray

1.52 +/- .02

0.03

117-119

0.386

C = 150

 

ASTM D1784

 

 

ASTM D792

ASTM D570

ASTM D785

 

 

Mechanical

Tensile Strength, psi @ 73°F

Tensile Modulus of Elasticity, psi @ 73°F

Flexural Strength, psi @ 73°F

Flexural Modulus, psi @ 73°F

Compressive Strength, psi @ 73°F

Izod Impact, notched, ft-lb/in @ 73°F

 

7,450

420,000

14,450

360,000

9,600

0.75

 

7,320

360,000

13,000

360,000

10,000

2.0

 

ASTM D638

ASTM D638

ASTM D790

ASTM D790

ASTM D695

ASTM D256

Thermal

Coefficient of Linear Expansion (in/in/°F)

Coefficient of Thermal Conductivity

     Calories   cm/second   cm2   °C

     BTU   inches/hour   Ft2   °F

     Watt/m/K

Heat deflection Temperature Under Load

(264 psi, annealed)

 

2.9 X 10-5

 

3.5 X 10-4

1.02

0.147

 

170

 

3.4 X 10-5

 

3.27 X 10-4

0.95

0.137

 

226

 

ASTM D696

ASTM C177

 

 

 

ASTM D648

Electrical

Dielectric Strength, volt/mil

Dielectric Constant. 60Hz, 30°F

Volume Resistivity, Ohm/cm @ 95°C

Harvel PVC & CPVC pipe is Non-electrolytic

 

1,413

3.70

1.2 X 1012

 

1,250

3.70

3.4 X 1012

 

ASTM D149

ASTM D150

ASTM D257

Fire Performance

Flammability Rating

Flame Spread Rating

Flame Spread

Smoke Generation

Flash Ignition Temp.

Average Time of Burning (sec)

Average Extent of Burning (mm)

Burning Rate (in/min)

Softening Starts (approx)

Material Becomes Viscous

Material Carbonizes

Limiting Oxygen Index (LOI)

Clean Room Materials Flammability Test

 

V-0

<10

0-25

80-225

730°F

<5

<10

Self-extinguishing

250°F

350°F

425°F

 

N/A

 

V-0, 5VB, 5VA

<10

<25

<50

900°F

<5

<10

Self-extinguishing

295°F

395°F

450°F

60

FPI=1.20 SDI=0.09

 

UL-94

 

ULC

ULC

ASTM D635

 

 

 

 

 

 

ASTM D2863

FM 4910

Data shown are average values and should not be used for specifications.

Article Title:
Physical Properties for PVC and CPVC Pipe( Schedule 40 and 80)
Article Summary:
Physical, Mechanical, Electrical and Thermal Typical Properties.
Article Date:
2/4/2009
Article ID:
557
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