BIS CERTIFICATION FOR UPVC DRAINAGE PIPES
IS 9271:2004

This standard specifies the requirements and testing methods for unplasticized PVC corrugated perforated/non-perforated pipes intended for use in under drainage of surface and subsurface land/farms, canals, highways, roads, foundations, construction sites, interceptor drainage in field/farms, intercepting canal seepage, and under drainage of lined canals.

The pipes shall be made of material primarily composed of polyvinyl chloride conforming to IS 10151, to which only those additives necessary to facilitate the manufacture of sound pipes with surface finish, mechanical strength, and suitability for use may be added. The composition shall be based on PVC resin having a K-value of or greater when tested in accordance with IS 4669.

The Pipe shall be subjected to the following test:

1. Stiffness Test
2. Impact Test
3. Elongation Test
4. Bending Test

MARKING

Each Pipe shall be marked with the following:

1. Identification and source of manufacture;
2. Nominal outside diameter of the Pipe, in mm;
3. Perforated / Non-perforated;
4. Length, in m; and
5. Batch number or lot number

Each Pipe may also be marked with the Standard Mark (ISI Mark). The manufacturer must obtain a BIS license from the Bureau of Indian Standards to use a standard mark (ISI Mark). The Bureau grants a license based on a successful assessment of a manufacturer's manufacturing infrastructure, production process, and quality control and testing capabilities during a visit to its manufacturing premises.

NOTE:

For Detailed Information about the Procedure for BIS ISI Certification,

Conclusion:

If a product falls under the scope of the BIS Conformity Assessment Scheme, All the manufacturers, importers, and foreign entities must obtain BIS ISI Certification. The Bureau may cancel the License if the product fails to meet certification requirements.

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