BIS CERTIFICATION FOR STEEL WIRE FOR SPOKES
IS 6902:1973

This standard specifies the requirements for bare and galvanized steel wires used for spokes.

The wire must be made from steel produced using any approved process. The chemical composition of the wire must be as specified in the standard. The wire must have a circular cross-section and be free of surface defects, piping, and harmful segregation. The wire must be manufactured in such a way that it lies flat in coils of even diameter and is free of the corkscrew effect. The general requirements for material supply shall be in accordance with IS 1387:1967.

TESTS

Tests shall be carried out in accordance with the method specified.

• Chemical composition
• Tensile test
• Bend test
• Freedom from defects
• Wire diameters and tolerances

Packing and Marking:

Packing and marking shall be done as per IS 6902:1973. Each coil of wire shall be compactly bound and fastened and shall have a tag marked with the name of the manufacturer, type, and size of the wire. The Standard Mark (ISI Mark) may also be applied to the material. Manufacturers 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 manufacturing infrastructure, production process, 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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