PLYWOOD FOR CONCRETE SHUTTERING WORKS
IS code: IS 4990 : 2011
Description
IS 4990:2011 is an Indian Standard titled Plywood for Concrete Shuttering Works. This standard provides specifications and requirements for plywood that is specifically designed and used in concrete shuttering works, which includes formwork and molds for casting concrete. Plywood used for concrete shuttering is essential in construction projects to create precise and smooth concrete surfaces.
Some of the key aspects covered by IS 4990 : 2011 include:
1. Scope:
The standard defines the scope and purpose of the specification, which is to establish requirements for plywood used in concrete shuttering works.
2. Materials:
It specifies the materials used in the manufacture of plywood for shuttering works, ensuring they are of the appropriate quality and characteristics.
3. Design and Construction:
Guidelines for the design and construction of the plywood sheets, including details about their thickness, dimensions, and surface finish.
4. Quality of Plywood:
Specifications for the quality of the plywood, including strength, resistance to bending, and bonding strength to ensure it can withstand the pressures and stresses of concrete casting
5. Testing and Inspection:
Procedures for testing and inspecting the plywood sheets to verify their compliance with the standard. This can include tests for bonding strength, moisture resistance, and other relevant properties.
Test Required for IS 4990 : 2011
Dimensions and Tolerance
Workmanship and finish
Tensile strength
Adhesive testing
Retention of preservative
Wet bending Strength
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.
Certificates.World has a long-standing track record of acting as a one-stop solution for all product regulatory compliance needs within the industry. We are well-equipped to aid importers and manufacturers in fulfilling all the requirements for importing or marketing a product in the Indian market.
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Features of ISI | BIS
- 1. Standardization:BIS is responsible for the development and maintenance of national standards for products and services in India.
- 2. Quality Assurance: BIS sets standards to ensure the quality, safety, and reliability of products and services in various industries.
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