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PVC HP fittings BS range

USE
RANGE
MATERIAL
GASKETS
SANITARY REGULATIONS
MECHANICAL RESISTANCES
MAX WORKING PRESSURE
COUPLING TOLERANCES FOR SOLVENT WELDING BS SERIES

 

USE
Rigid PVC fittings are suitable for connecting PVC pressure Pipes in the following fields :
Irrigation
Water Distribution 
Chemical Plants
Water Treatment
Swimming Pools
Food Processing Plants .
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RANGE
Complete dimensional item ranges as the following series : (L) , (R) and (T).
L series : solvent welding BS series (BS 4346/1)
R series : form BS solvent welding to BS 21 parallel threaded (BSP).
T series : form BS solvent welding to metri solvent welding.

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MATERIAL
Fittings supplied in rigid PVC (polyvinile chloride) unplastified And stabilized suitable for conveying potable water and food Stuff . Material Chemical resistances according to ISO/TR 10358.
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GASKETS
Standard gaskets for unions and stubs are in EPDM (ethylene - polypropylene rubber). Other materials are available upon request.
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SANITARY REGULATIONS
Our PVC compound is not toxic and it i suitable for conveying potable water and food stuff in accordance with the Prescriptions of National Authorities in Italy , (C.M.102 d.t.d. 02.12.78).
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MECHANICAL RESISTANCES

The following dates are referred to water or not particularly aggressive fluids , at a working temperature of 20 C.

Max working pressure in Bar

SERIES

DIMENSIONS

CLASS

NP

Solvent welding (L)

from 3/8" to 8"

E

15

BS plain-ISO plain (T)

from 3/8" to 6"

E

15

Adaptor (R)

from 3/8" to 2"

E

15

from 3/8" to 2"

D

12

Note: 1) Class D; 2) Class C;

Safety factors at 20C

CLASS

NP NOMINAL PRESSURE

1 Hour

50 Years

E

15 Bar

3,6

2,1

D

12 Bar

4,5

2,6

C

9 Bar

6,0

3,5


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MAX WORKING PRESSURE AS PER TEMPERATURE



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COUPLING TOLERANCES FOR SOLVENT WELDING BS SERIES, IN ACCORDANCE WITH:

Fitting complying with:
BS 3505  BS 3506
The following table reports diameters and tolerances of our fittings, according to prescription.
  Dimensions in MM

(L)
D

Outside diam.
of male fittings

Inside diam.
of female fittings

Min.

Max.

Min.

Max.

3/8"

 17.00

 17.20

 17.10

17.30

1/2"

 21.20

 21.40

 21.30

 21.50

3/4"

 26.60

 26.80

 26.70

 26.90

1"

 33.40

 33.60

 33.50

33.70

11/4"

 42.10

42.30

 42.20

 42.40

11/2"

 48.10

 48.30

48.20

 48.40

2" 

 60.20

 60.40

 60.30

 60.50

21/2"

 75.10

 75.40

 75.10

 75.30

3"

 88.70

 89.00

 88.80

 89.10

4"

 114.10

 114.40

 114.20

 114.50

5"

 140.00

 140.40

 140.10

 140.40

6"

 168.00

 168.40

 168.20

 168.50

8"

218.80

219.30

219.00

219.40


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The data given in this catalogue are offered in good faith, and may be revised without warning. Tecno Plastic can not assume liability characteristics not directly involved international standards.