Technical Information

STANDARDS

Solvent Cement Supplier

CPVC PIPES CPVC FITTINGS
Class of Pipe Standard Sizes available Class of Fitting Standard Sizes available
Class-1/SDR-11 IS:15778 ASTM D 2846 ½’’ – 2’’

SDR – 11

ASTM D 2846 ½’’ – 2’’
Class-2/SDR-13.5 IS:15778:2007 ASTM D 2846 ½’’ – 2’’

SCH-40

ASTM F 438 21/2’’ – 4’’
SCH-40 ASTM F 441 2 ½’’ – 2’’

SCH-80

ASTM F 438 21/2’’ – 8’’
SCH-80 ASTM F 441 2 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- 11 SDR – 13.5
1 15 (1/2”) 15.80 16.00

± 0.08

1.70 1.40
2 20 (3/4”) 22.20 22.40

± 0.08

2.00 1.70
3 25 (1”) 28.40 28.80

± 0.08

2.60 2.10
4 32 (1-1/4”) 34.70 35.10

± 0.08

3.20 2.60
5 40 (1-1/2”) 41.10 41.50

± 0.10

3.80 3.10
6 50 (2”) 54.30 54.70

± 0.10

4.90 4.00

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

Nominal Size Average O.D. (mm)

Tolerance

Min. Wall Thickness
(mm)
(mm)

  SCH 40 SCH-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 Size Average O.D. (mm)

Tolerance

(mm)Min. Wall Thickness

  SCH 40 SCH-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°c 82°c 93°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

9.00 6.80 5.52
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

7.09 5.50 4.36

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

Class Size 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 -40 100 (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-80 200(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

PROPERTY TEST CONDITION ENGLISH UNITS    SI UNITS
GENERAL
Specific Gravity ASTM D 792 23°C 1.55 1.55
Specific Volume   23°C 0.645 Cm3 / g 0.645 Cm3 / g
Water Absorption ASTM D 570 23°C +0.03% +0.03%
    100°C +0.55% +0.55%
Rockwell Hardness ASTM D785 23°C 119  
Cell Class ASTM D 1784   23447  
MECHANICAL
Izod Impact ASTM D 256 23°C 1.5 ft lbs/in o.n. 80 j/m o.n.
Tensile strength ASTM D 638 23°C 8000 psi 55 N/mm2
Tensile Modulus ASTM D 638 23°C 360,000 psi 2500 N/mm2
Flexural Strength ASTM D 790 23°C 15,100 psi 104 N/mm2
Flexural Modulus ASTM D 790 23°C 415,000 psi 2860 N/mm2
Compressive strength ASTM D 695 23°C 10,100 psi 70 N/mm2
Compressive Modulus ASTM D 695 23°C 196,000 psi 1350 N/mm2
THERMAL
Coefficient of Thermal Expansion ASTM D 696     6.1x10-5 m/m/k
Thermal Conductivity ASTM C 177     0.14 Wm/k/m2
Heat Distortion Temperature ASTM D 648     103° c
Heat Capacity DSC 23°c   0.90 j/gk
    100°c   1.10 J/gk.
FLAMMABILITY
    0.062    
Flammability Rating UL 94 in/0.157cm V-0 , 5VB , 5VA  
Flame Speed ASTM E84   15  
Smoke developed ASTM E84   70-125  
Limiting Oxygen Index ASTM D 2863   60%  
ELECTRICAL
Dielectric Strength ASTM D 147   1250 V/mil 4,92000 V/cm
Dielectric Constant ASTM D 150 60 Hz,-1°c 3.7 3.7
Power Factor ASTM D 150 1000 Hz 0.007 % 0.007 %
Volume Resistivity ASTM D 257 23°c 3.4x1015 ohm/cm 3.4x1015 ohm/cm