Tijaria Polypipes Ltd.

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SWR Pipes & Fittings IS: 13592-1992

CONSTRUCTION :

Tijaria / Vikas SWR Pipes & fittings are manufactured by compounding uPVC resin along with chemicals such as heat stabilizers, processing aids, lubricants, benzotriazole, phosphite based U.V stabilizers, pigments and carbon black UV stabilizers which noticeably improves the light stability of uPVC, prevents yellowing, imbritflement and loss of mechanical strength.

PRODUCT RANGE :

Selfit: These pipes have bell type socket at one end. Available in 40 to 160 mm sizes.

Ring-O-Socket: These pipes have ring type socket at one end. Available in 40mm to 160mm sizes.

ADVANTAGES :

Easy installation: Due to light in weight these pipes are easy to install and less time consuming than cast iron or Cement pipes. High Chemical Resistance: Highly resistant to acid, alkalies, cement, lime, oils and domestic affluents. Free Flow: Due to it's smooth inside surface any liquid flows very freely. Durable: These are strong and durable because of weather and sunlight resistant. These are also unaffected by termite, bacteria and fungus.

PROPERTIES :

1. Hozen williams Coefficient : 150 remains constant.
2. Maximum bending stress : 21 kgf/cm2
3. Dourometer hardness : 80 (as per ASTM-D-1785)
4. Water adsorption in 24 hours : 0.01%
5. Flammability : will not support combustion self extinguishing
6. Specific Gravity : 1.4 to 1.43
7 Compressive : 450-560 kgf/cm2
8 Tensile strength : 600-700 kgf/cm2
9 Flexural strength : 650-700 kgf/cm2
10 Vicat softening point > 80°

DIMENSIONS OF SWR PIPES : (All sizes in mm)

Last Update: Jan, 2011
nOMINAL oUTSIDE mEAN oUTSIDE wALLTHICKNESS
DIAMETER dIAMETER TYPE-A TYPE-B
MAX MIN MAX mIN MAX MIN MAX
40 40.0 40.3 1.8 2.2 3.2 3.8
50 50.0 50.3 1.8 2.2 3.2 3.8
63 63.0 63.3 1.8 2.2 3.2 3.8
75 75.0 75.3 1.8 2.2 3.2 3.8
90 90.0 90.3 1.9 2.3 3.2 3.8
110 110.0 110.4 2.2 2.7 3.2 3.8
125 125.0 125.4 2.5 3.0 3.2 3.8
140 140.0 140.5 2.9 3.4 3.6 4.2
160 160.0 160.5 3.2 3.8 4.0 4.6

COMPARISON : uPVC SWR PIPES with CAST IRON and ASBESTOS CEMENT PIPES

Last Update: Jan, 2011
pROPERTIES UPVC SWR PIPES CAST IRON PIPES ASBESTOS CEMENT PIPES
Impact Strength Good Good No Impact Strength
Durability 50 Years 20 Years No Guaranty
Inertness to Chemicals Excellent Chemical Resistance Gets Oxidized Good Resistance
Fungus Growth Negative Positive Positive
Installation Labor Less Labor More Labor More Labor
Maintenance Esy to clean and inspect due to threaded door cap Difficult to open caps Difficult to open caps
No Conductivity Non Conductive Not Safe Not Safe
Aesthetic Aesthetically far superior Not Attractive Not Attractive

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