BIS CERTIFICATION FOR STEEL WIRE FOR STAPLES, PINS & CLIPS
IS 4224:1972

This standard specifies the requirements for three types of steel wire used for staples, pins, and clips.

The general requirements for material supply must be in accordance with 1387:1967. When analysed, the material must conform to the chemical composition specified in the standard. All finished wires must be well and cleanly drawn to the specified dimensions. The wire must be round and free of splits, surface flaws, rough, jagged, and imperfectly edges, and other harmful surface defects. The surface of the wire should be brightly shining. The wire must be supplied in the sizes specified by the buyer. The material shall be supplied in the finish agreed upon between the purchaser and the manufacturer, which may be brightly drawn, copper-coated, galvanized, or tin coated.

TESTS

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

• Chemical composition
• Freedom from defects
• Sizes and tolerances
• Tensile test
• Reverse bend test

Marking:

Each coil or bundle of wire must be compactly bound and fastened, and it must have a tag legibly marked with the type, finish, size, length, weight, and manufacturer's name. The material may also bear the Standard Mark (ISI Mark). 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, 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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