- Ensures the quality and durability of the Steel Idler Tubes used for conveyor idlers.
- It is mandatory for the manufacturers to obtain BIS certification (ISI mark) before selling the product in India.
- It includes the composition of the material, dimensions, and mechanical properties.
- It assists in the maintenance of standardized performance in conveyor systems.
- It generates trust among customers and complies with regulations in industrial applications.

Introduction | Steel Idler Tubes
The BIS Certification for Steel Tubes for Idlers under IS 9295:2024 provides a guarantee that steel tubes used in belt conveyor idlers conform to specific quality standards. Steel tubes are used in belt conveyor idlers to support the belts. This helps in smooth conveyance of materials in industries such as mining, cement plants, and power plants.The certification provided by the Bureau of Indian Standards (BIS) confirms that manufacturers have adhered to specific requirements related to steel tubes. By achieving BIS/ISI certification, manufacturers confirm their commitment to adhering to specific standards, ensuring smooth conveyance of materials.
What is IS 9295:2024?
IS 9295:2024 is an Indian standard set by the Bureau of Indian Standards (BIS) that describes the specifications for the material of construction of steel tubes for use in idlers for belt conveyors. The standard sets guidelines for the manufacturing process and testing of the material for its performance in industries.
Key Points:
- Covers dimensions, tolerances, and material specifications of steel tubes.
- Defines mechanical properties such as strength and durability.
- Includes testing methods to ascertain quality.
- Specifies surface finish and straightness.
- Ensures suitability for use in conveyor idlers.
Products Covered Under IS 9295 : 2024
IS 9295:2024 provides specifications for steel tubes to be used in manufacturing idlers for belt conveyors. Steel tubes are required to have high strength, precision, and durability to rotate smoothly during the conveyance of materials.IS 9295:2024 provides specifications for steel tubes based on the use of materials, dimensions, tolerances, mechanical properties, and surface finishes. This standard provides testing procedures to assess the quality of steel tubes.
Key Reasons:
- Steel tubes for conveyor idlers in belt conveyor systems.
- Precision steel tubes for manufacturing idler rollers.
- Electric Resistance Welded steel tubes for idlers.
- Steel tubes with specified surface finish and straightness for smooth rolling motion.
- Steel tubes of specified sizes to match standard sizes and tolerances for industrial applications.
Importance and Benefits of BIS Certification
| Importance | Benefits |
| Standardized Quality Assurance:Guarantees that the quality of the material for the tubes in the idlers is consistent in all aspects. | Enhanced Product Credibility:ISI marking assures customers that the product conforms to Indian Standards, hence building trust within the market. |
| Reliable Conveyor Performance:Helps in the efficient and smooth running of the belt conveyor systems. | Improved Acceptability:Products bearing certification marks are more likely to be selected in private as well as government projects, thus providing a boost to business. |
| Reduced Maintenance and Downtime:Good quality tubes reduce wear and tear, resulting in fewer maintenance problems. | Guaranteed Product Durability:It assures steel tubes of long life even in industrial conditions. |
| Uniform Manufacturing Practices:Provides clear guidelines to manufacturers for uniform production and manufacturing practices. | Competitive Advantage:Products carrying BIS certification marks have a competitive edge over others in the market, which helps manufacturers compete favourably. |
| Regulatory Compliance:Helps manufacturers adhere to BIS norms, making the product compliant for sales in India. | Facilitates Ease in Getting Government Approvals:Many projects require BIS certification, which helps manufacturers get government approvals. |

Step-by-Step Process of BIS Certification
Step1:Documentation
- Collect required technical documents
- Prepare product specifications
- Gather company registration details
- Ensure documents follow BIS format
Step2:Product Testing
- Send samples to a BIS-approved lab
- Conduct safety and quality tests
- Receive test reports
- Confirm compliance with BIS standards
Step3:Application Submission
- Fill out the BIS application form
- Upload all required documents
- Attach valid test reports
- Pay the necessary BIS fees
Step4:Scrutiny and Inspection
- BIS reviews submitted documents
- Authority verifies test results
- Factory/product inspection may occur
- Clarifications requested if needed
Step5:Grant of License
- BIS approves the application
- License number is issued
- Product can carry BIS mark
- Renewal required before expiry
Documents Required for BIS Certification
| Category | Documents Required |
| Business Documents | Business license/registration, ISO certificate, organizational details |
| Manufacturer Details | Factory layout, process flow chart, machinery list, production details |
| Product Documents | Product specifications, component list, user manual, model details |
| Testing Documents | Test report from BIS-recognized lab, sample details, test request form |
| Legal & Compliance | Authorization letter, brand ownership proof, trademark certificate (if any) |
| Import/Foreign Manufacturer (If applicable) | AIR (Authorized Indian Representative) details, contract agreement, overseas manufacturer documents |
Timelines, Costs, Validity & Renewal
- Timelines: Usually from 20 to 30 days, with only 7-15 days for the testing.
- Costs: The cost of the government and the test varies depending on the product. There can be some additional charges though.
- Validity: The validity period is 2 years in most situations.
- Renewal: The renewal is done before the expiration; there should be updated documents/tests; the renewal
Why Choose Diligence Certifications
Diligence Certifications is a reputed consultancy firm that offers end-to-end services to secure BIS Certification under IS 9295:2024. With their team of expert professionals, the complex process of obtaining certification becomes easier. They handle all the formalities, including documentation, filing of forms, product testing, and interaction with the BIS authorities. With their expertise, companies can get their certifications in no time, with no room for delays. Diligence Certifications ensures accuracy, transparency, and client satisfaction in their work. By choosing their services, companies can secure the ISI mark in no time.
Conclusion
BIS Certification for Steel Tubes for Idlers as per IS 9295:2024 plays a vital role in ensuring quality, safety, and reliability in conveyor systems. It enables companies to meet standardized requirements while providing robust and high-performance products for use in industrial applications.Not only does obtaining BIS certification allow companies to meet regulatory requirements, but it also enhances their credibility in the market. Therefore, it becomes a vital requirement for companies to achieve their goals in the competitive market.
Frequently Asked Questions (FAQs)
What is IS 9295:2024?
It is a standard for steel tubes used in conveyor idlers, issued by BIS.
Is BIS certification mandatory?
Yes, it is mandatory for notified items.
What is the ISI mark?
It is a quality mark issued by BIS to certified products.
Who can apply for certification?
Manufacturers of steel tubes used in idlers.
What are the products?
Steel tubes used in belt conveyor idlers.
What tests are required?
Tests for dimensions, strength, and material quality.
How long does certification take?
Certification takes a few weeks to months.
Is factory inspection required?
Yes, BIS inspection is required before certification.
What are the benefits of certification?
Benefits include quality assurance, trust, and market access.
Can foreign manufacturers apply?
Yes, through the BIS FMCS (Foreign Manufacturers Certification Scheme).



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