IS 7138 : 1973
Specification for steel tubes for furniture purposes
summary
Steel tubes for furniture purposes are specially manufactured mild steel or carbon steel tubes used in chairs, tables, beds, racks, and other structural furniture applications. These tubes offer strength, dimensional accuracy, smooth surface finish, and weldability, ensuring durability, aesthetic appeal, and reliable load-bearing performance in residential and commercial furniture.
Why BIS Certificate is Mandatory for Specification for steel tubes for furniture purposes
BIS certification is mandatory to ensure steel tubes used in furniture meet prescribed standards for strength, thickness, dimensional tolerances, and surface quality. Certification prevents the use of substandard steel that may cause structural failure, ensuring consumer safety, consistent product quality, and regulatory compliance for manufacturers and suppliers in India.
What is BIS Certified for Specification for steel tubes for furniture purposes
The BIS certified specification defines requirements for chemical composition, mechanical properties, wall thickness, external dimensions, finish, and testing methods for steel tubes used in furniture. It ensures conformity to Indian Standards, including inspection, marking, and quality control provisions, guaranteeing reliable performance and safe usage in furniture manufacturing.
Test required for Specification for steel tubes for furniture purposes
| Title | Mandatory/Optional |
|---|---|
| Manufacture | Required |
| Dimensions | Required |
| Workmanship | Required |
| Straightness | Required |
| Length | Required |
| Tensile Test | Required |
| Bend Test | Required |
| Drift test | Required |
| FlatteningTest | Required |
| Protection and Packing | Required |
| SupplyCondition | Required |
Benefits of BIS Certification for Specification for steel tubes for furniture purposes
1. Structural Strength Assurance
BIS certification ensures steel tubes meet required mechanical strength and load-bearing capacity, reducing risks of bending, deformation, or structural failure in furniture products.
2. Uniform Quality Standards
Certified tubes comply with dimensional tolerances and thickness standards, ensuring consistency in furniture manufacturing and improved assembly precision.
3. Enhanced Surface Finish
BIS standards regulate surface quality and finish, helping manufacturers produce furniture with better appearance, corrosion resistance, and durability.
4. Legal Compliance in India
BIS certification is mandatory for notified steel products, enabling lawful manufacturing, sale, and distribution without penalties or regulatory restrictions.
5. Increased Market Trust and Acceptance
BIS-marked steel tubes enhance brand credibility, improve acceptance in institutional and government tenders, and provide assurance of reliability to customers and furniture manufacturers.