BIS CERTIFICATION FOR DOMESTIC STAINLESS STEEL VACUUM FLASK/BOTTLE IS 17526

Published Date: March 18, 2025 4 min Read

BIS certification is essential for Domestic Stainless Steel Vacuum Flasks/Bottles as per IS 17526:2021. This standard ensures that vacuum flasks meet stringent requirements for thermal insulation, material safety, and durability, making them ideal for maintaining the temperature of liquids over an extended period. Certification guarantees that these flasks undergo rigorous testing for insulation efficiency, impact resistance, leakage prevention, and food-grade safety, ensuring they are safe and effective for consumer use. Compliance with IS 17526:2021 signifies a manufacturer’s commitment to producing high-quality stainless steel vacuum flasks that offer superior performance and user safety.

IS 17526:2021 – Domestic Stainless Steel Vacuum Flask/Bottle

This standard specifies the technical requirements and testing methods for stainless steel vacuum flasks used for storing hot or cold beverages. It defines performance parameters such as insulation capability, heat retention efficiency, material composition, and structural integrity to ensure that the flasks effectively maintain liquid temperature. The standard also outlines safety measures related to food-contact materials, impact resistance, and leak-proof design. Vacuum flasks under IS 17526:2021 must provide reliable thermal insulation, withstand daily usage conditions, and ensure consumer health safety. Testing procedures assess vacuum insulation performance, drop resistance, sealing efficiency, and compliance with food-grade material regulations, making BIS certification crucial for manufacturers.

Benefits of BIS Certification for Stainless Steel Vacuum Flasks

BIS certification under IS 17526:2021 ensures compliance with national quality and safety standards, enhancing product credibility and consumer trust. For manufacturers, certification provides regulatory approval, a competitive edge, and market acceptance. For consumers, certified vacuum flasks guarantee effective temperature retention, non-toxic materials, and durability for long-term use. Certification also facilitates retail and export approvals, ensuring adherence to safety and performance benchmarks in the stainless steel vacuum flask industry.

Key highlights

Product Name	Domestic Stainless Steel Vacuum Flask/bottle
Applicable Indian Standard	IS 17790 : 2022
Applicable Certification Scheme	Product Certification Scheme (ISI Mark Scheme) Scheme 1 - Schedule 2
Compliance Requirement	Mandatory
Quality Control Order	Click here
Scope as per Standard	This standard specifies the minimum requirements for domestic vacuum-insulated stainless steel flasks/bottles designed for storing and maintaining the temperature of hot and cold liquids intended for drinking purposes.

Note

For Detailed Information about the Procedure for BIS ISI Certification, Visit :

Visit :

Procedure for Domestic Manufacturer
Procedure for Foreign Manufacturer

Timeline for BIS Certification

The estimated timeline for obtaining BIS certification under IS 17526:2021 is as follows:

For Indian Manufacturers (Standard Timeframe – 30 days)
For Foreign Manufacturers (Standard Timeframe – 180 days)

Conclusion

BIS certification under IS 17526:2021 is crucial for ensuring the thermal efficiency, safety, and durability of stainless steel vacuum flasks used for domestic purposes. Adhering to this standard enables manufacturers to supply high-performance vacuum flasks that meet industry and regulatory requirements.

Partner with Aleph INDIA for expert assistance in obtaining BIS certification and ensuring compliance with national standards for stainless steel vacuum flasks.