STANDARDS

Solvent Cement Supplier

CPVC PIPESCPVC FITTINGS
Class of PipeStandardSizes availableClass of FittingStandardSizes available
Class-1/SDR-11IS:15778 ASTM D 2846½’’ – 2’’

SDR – 11

ASTM D 2846½’’ – 2’’
Class-2/SDR-13.5IS:15778:2007 ASTM D 2846½’’ – 2’’

SCH-40

ASTM F 43821/2’’ – 4’’
SCH-40ASTM F 4412 ½’’ – 2’’

SCH-80

ASTM F 43821/2’’ – 8’’
SCH-80ASTM F 4412 ½’’ – 2’’

SCH-80

ASTM F 439 

TECHNICAL DETAILS

Dimensional detail of SDR-11 (Class-1) and SDR -13.5 (Class – 2)
CPVC Pipes Conforming to IS: 15778:2007

Sr.Size(mm)Outside Diameter(mm) Min. Wall thickness(mm)
No.  Min.Max.

Tolerance

SDR- 11SDR – 13.5
115 (1/2”)15.8016.00

± 0.08

1.701.40
220 (3/4”)22.2022.40

± 0.08

2.001.70
325 (1”)28.4028.80

± 0.08

2.602.10
432 (1-1/4”)34.7035.10

± 0.08

3.202.60
540 (1-1/2”)41.1041.50

± 0.10

3.803.10
650 (2”)54.3054.70

± 0.10

4.904.00

DIMENSION DETAIL OF SCH - 40 & SCH - 80 CPVC PIPES AS PER ASTM F 441

Nominal SizeAverage O.D. (mm)

Tolerance

Min. Wall Thickness
(mm)
(mm)

 SCH 40SCH-80 

SCH-40

SCH-80

2 1/2''

65

73.00

73.00

±0.18

5.16

7.01

3''

80

88.90

88.90

±0.20

5.49

7.62

4''

100

114.30

114.30

±0.23

6.02

8.56

6''

150

168.30

168.30

±0.28

7.11

10.97

8''

200

219.10

219.10

±0.38

8.18

12.70

WORKING PRESSURE DETAIL OF SDR - 11 & SDR - 13.5 CPVC PIPE

Pressure vs. Temperature rating Chart for CPVC 4120 as per ASTM D 2846

Nominal SizeAverage O.D. (mm)

Tolerance

(mm)Min. Wall Thickness

 SCH 40SCH-80 

SCH-40

SCH-80

2 1/2''

65

73.00

73.00

±0.18

5.16

7.01

3''

80

88.90

88.90

±0.20

5.49

7.62

4''

100

114.30

114.30

±0.23

6.02

8.56

6''

150

168.30

168.30

±0.28

7.11

10.97

8''

200

219.10

219.10

±0.38

8.18

12.70

WORKING PRESSURE DETAIL OF SDR - 11 & SDR - 13.5 CPVC PIPE

Pressure vs. Temperature rating Chart for CPVC 4120 as per ASTM D 2846

Operating Temperature 

27°c

32°c

38°c

43°c

49°c

54°c

60°c

66°c

71°c

77°c82°c93°c
1/2" , 3/4", 1"
SDR -11

27.60

25.12

22.65

20.30

18.00

15.90

13.80

12.50

11.04

9.006.805.52
1 1/4",1 1/2" , & 2"SDR-13.5

21.80

19.80

17.90

16.05

14.20

12.55

10.90

9.81

8.72

7.095.504.36

Note: The above pressure rating does not reflect the superior pressure ratings available for Flowline Plus system. Ajay recommends that these pressure ratings only be used till the upgraded material is incorporated in the relevant standards.

WORKING PRESSURE DETAIL OF SCH-40 & SCH - 80 PIPE

Pressure vs. Temperature rating Chart for CPVC 4120 as per ASTM F 441

ClassSize mm(Inch)

27°c

32°c

38°c

43°c

49°c

54°c

60°c

66°c

71°c

77°c

82°c

93°c

 65 (2-1/2")

21.09

19.19

17.3

16.2

13.71

13.08

10.55

9.91

8.44

6.75

5.27

4.22

 80 (3")

18.28

16.64

14.99

14.1

11.88

11.33

9.14

8.59

7.31

5.85

4.57

3.66

SCH -40100 (4")

15.47

14.08

12.68

11.9

10.05

9.59

7.73

7.27

6.19

4.95

3.87

3.09

 150(6")

12.66

11.52

10.38

9.74

8.23

7.85

6.33

5.95

5.06

4.05

3.1

2.53

 200(8")

11.2

10.19

9.18

9.18

7.28

7.28

5.6

5.6

4.48

4.48

2.8

2.24

 65(2-1/2")

29.53

26.87

24.21

22.7

19.19

18.31

14.77

13.88

11.81

9.45

7.38

5.91

 80(3")

26.01

23.67

21.33

20

16.91

16.13

13.01

12.23

10.41

8.32

6.5

5.2

 100(4")

22.5

20.47

18.45

17.3

14.62

13.95

11.25

10.57

9

7.2

5.62

4.5

 150(6")

19.69

17.91

16.41

15.2

12.8

12.21

9.84

9.25

7.87

6.3

4.32

3.94

SCH-80200(8")

17.5

15.75

14.35

14.4

11.38

11.38

8.75

8.75

7

7

4.38

3.5

WORKING PRESSURE DETAIL OF SCH-40 & SCH - 80 PIPE

Pressure vs. Temperature rating Chart for CPVC 4120 as per ASTM F 441

PROPERTYTESTCONDITIONENGLISH UNITS    SI UNITS
GENERAL
Specific GravityASTM D 79223°C1.551.55
Specific Volume 23°C0.645 Cm3 / g0.645 Cm3 / g
Water AbsorptionASTM D 57023°C+0.03%+0.03%
  100°C+0.55%+0.55%
Rockwell HardnessASTM D78523°C119 
Cell ClassASTM D 1784 23447 
MECHANICAL
Izod ImpactASTM D 25623°C1.5 ft lbs/in o.n.80 j/m o.n.
Tensile strengthASTM D 63823°C8000 psi55 N/mm2
Tensile ModulusASTM D 63823°C360,000 psi2500 N/mm2
Flexural StrengthASTM D 79023°C15,100 psi104 N/mm2
Flexural ModulusASTM D 79023°C415,000 psi2860 N/mm2
Compressive strengthASTM D 69523°C10,100 psi70 N/mm2
Compressive ModulusASTM D 69523°C196,000 psi1350 N/mm2
THERMAL
Coefficient of Thermal ExpansionASTM D 696  6.1x10-5 m/m/k
Thermal ConductivityASTM C 177  0.14 Wm/k/m2
Heat Distortion TemperatureASTM D 648  103° c
Heat CapacityDSC23°c 0.90 j/gk
  100°c 1.10 J/gk.
FLAMMABILITY
  0.062  
Flammability RatingUL 94in/0.157cmV-0 , 5VB , 5VA 
Flame SpeedASTM E84 15 
Smoke developedASTM E84 70-125 
Limiting Oxygen IndexASTM D 2863 60% 
ELECTRICAL
Dielectric StrengthASTM D 147 1250 V/mil4,92000 V/cm
Dielectric ConstantASTM D 15060 Hz,-1°c3.73.7
Power FactorASTM D 1501000 Hz0.007 %0.007 %
Volume ResistivityASTM D 25723°c3.4x1015 ohm/cm3.4x1015 ohm/cm
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