Welding Cables
IS code: IS 9857: 1990
Description
IS 9857:1990 is an Indian Standard titled Welding Cables. This standard provides specifications and requirements for welding cables used in welding and related applications.
Some of the key aspects covered by IS 9857: 1990 include:
1. Scope:
The standard defines the scope and purpose of the specification, which is to establish requirements for welding cables used in various welding processes and applications.
2. Materials and Composition:
Specifications for the materials used in the construction of welding cables, ensuring they meet the necessary quality and safety standards. This includes details about the type of conductors, insulation materials, and their properties.
3. Design and Construction:
Guidelines for the design and construction of welding cables, including aspects related to conductor size, insulation thickness, flexibility, and other construction features.
4. Performance Requirements:
Requirements for the performance characteristics of welding cables, including details on their electrical properties, resistance to environmental factors, and suitability for use in welding applications.
5. Testing and Inspection:
Procedures for testing and inspecting welding cables to verify their compliance with the standard. This may include tests for electrical performance, quality control measures, and safety.
Test Required for IS 9857: 1990
Dimensions
Annealing Test (for Copper wires)
Tensile Test (for Al wires)
Wrapping test (for Al wires)
Conductor Resistance
Tensile Test (before ageing) on covering
Insulation Resistance Test
Spark test
Flammability Test
Conclusions:
If a product falls within the purview of the BIS Conformity Assessment Scheme, it is mandatory for manufacturers, importers, and foreign entities to acquire BIS ISI Certification. The Bureau reserves the right to revoke the license in cases where the product does not meet the certification prerequisites.
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- 1. Standardization:BIS is responsible for the development and maintenance of national standards for products and services in India.
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