BIS Certification for Double-acting Spring Hinges

Double Acting Spring Hinges are generally used in doors that swing in both directions. These hinges are commonly installed in the doors of restaurants, hospitals, offices, kitchens, and business places where convenience and easy two-directional motion makes it very convenient for users. Since they have a spring in them, they assist in the smooth working of doors by reducing the operating efforts of the operator.

BIS certification is recommended for double acting spring hinges since these items should operate continuously without any fault. According to BIS Standard IS 453:1993, the quality of materials, performance of spring, size, finishing of the hinge, etc., are tested to ensure their reliability and consistency during movement. The main purpose of getting the item tested is to ensure that these items have met the requirements and can safely be used.

What is IS 453: 1993

This is the Indian Standard for double-acting spring hinges used in doors and entrances where two-way opening and automatic closing action are required. It mentions design specifications and manufacturing quality to ensure smooth operation and long-term durability of hinges. As per the BIS (Bureau of Indian Standards), these spring hinges are:

Verified for material conformity
Assessed for construction quality
Evaluated for spring mechanism performance
Tested for load-bearing capacity
Checked for finish quality

Spring Double-Acting Hinges BIS Approval Eligibility Guide

BIS authorisation under IS 453: 1993 is required for businesses involved in manufacturing, importing, or supplying Steel Double Action Hinges in India.

Applicable to:

Manufacturers (India) - Must get BIS approval if the Self-Closing Double Action Hinges are covered under QCO.
Foreign Manufacturers - Need certification to export the product to India.
Importers/Brand Owners - Must ensure that the products are BIS-certified before sale.
Sellers/Distributors - Should only sell certified Reversible Spring Hinges.

Testing and Inspection Requirements

To ensure the reliable performance of Double-Acting Spring Hinges, the Bureau of Indian Standards outlines the minimum requirements under IS 453: 1993. This certification ensures that manufacturers produce proper strength, accurate dimensions, and reliable spring action for long-term use.

The BIS testing parameters and quality checks for the Reversible Spring Door Hinges are listed below:

Test Group	What is Tested	Purpose
Thickness of Sheet Test	Thickness of metal sheets used in hinge construction	Ensures adequate strength and durability of hinge components
Construction & Manufacturing Test	Hinge assembly, spring mechanism, joint fitting, and workmanship	Ensures proper manufacturing quality and structural reliability
Performance Test	Opening and closing action, double-acting movement, and operational efficiency using test fixtures	Ensures smooth bi-directional operation under real usage conditions
Load & Strength Test	Ability of hinge to withstand door load and repeated movement cycles	Ensures safe load-bearing capacity and long-term performance
Finish Quality Inspection	Surface finish, coating quality, and visual defects	Ensures corrosion protection, aesthetics, and surface durability
Corrosion Resistance Evaluation	Exposure to moisture and environmental conditions	Ensures suitability for indoor and semi-outdoor applications
Spring Mechanism Test	Functionality and strength of spring wire and return action	Ensures automatic closing and consistent movement performance
Fixing & Installation Test	Screw fitment, alignment, and installation stability	Ensures easy installation and proper door alignment

Steps for Swing Door Spring Hinges BIS License

The BIS Authorisation process ensures that the Commercial Spring Hinges meet the required standards for smooth and efficient operation. This process is set by the Bureau of Indian Standards (BIS) and includes the following steps:

Online Registration: Manufacturers register on the BIS Manak portal by submitting company, factory, and product details. Foreign manufacturers must appoint an Authorized Indian Representative (AIR).
Testing at BIS-Approved Laboratory: Product samples are tested in BIS-approved laboratories for physical properties, moisture content, chemical characteristics, dimensional stability, and overall material performance.
Application Submission: The application is submitted along with test reports, technical documents, and factory details. Foreign manufacturers must also submit AIR-related documents.
Factory Inspection: The Bureau of Indian Standards officials inspect the manufacturing units to verify the production process, safety measures, and quality control system.
Grant of BIS License: Upon successful verification of all requirements, BIS grants the certification license under Scheme-I.
Use of ISI Mark: Once approved, the manufacturer can use the ISI mark on the product with a CM/L number, confirming that the product meets BIS standards.

list of Documents for IS 453:1993 Approval

Document Category	Documents Required
Basic Details	GST Certificate, Email ID & Contact Number, Factory & Office Address, Rent Agreement / Lease Deed (if applicable),Partnership Deed (if applicable for partnership firms)
Manufacturing Details	List of Machinery, Process Flow Chart, Factory Layout Plan
Raw Material Details	List of Raw Materials, Supplier Details, Raw Material Invoices, Raw Material Test Certificates
Testing & Quality Control	List of Testing Equipment, Calibration Certificates, QC/Lab In-charge Appointment Letter & Qualification
Production Details	Annual Installed Capacity, Last Year Production Value
Product & Packaging Details	Quantity per Package, Nature of Packing, Product Printing / Marking Details
Management Details	Top Management Details, BIS Communication Contact Person
Brand & Certification Documents	Trademark / Brand Certificate, Consent Letter from BIS Recognized Laboratory
Additional Documents	Weekly Off Details, Hygiene Document (if applicable), Relaxation Letter (if applicable), Any Other Relevant Document
Foreign Manufacturer Requirement	Appointment of Authorized Indian Representative (AIR) for BIS coordination and compliance in India

The Foreign manufacturers are required to appoint an Authorized Indian Representative (AIR) in India. The representative is the local point of contact for the Bureau of Indian Standards (BIS) and takes care of all rules and compliance work in India.

Marking Requirements & License Validity

Marking Requirements

After the manufacturer obtains a BIS license, the ISI Mark for Spring Door Hinges must be clearly and permanently displayed on the product or its packaging. Along with the ISI Mark, important details such as the manufacturer’s identification and licence number (CM/L) must also be indicated. This ensures the product complies with all safety and quality standards. Further details are mentioned below:

Requirement	Details
ISI Mark	Indicates that the product is BIS certified and conforms to standards
Standard Number	IS 453: 1993
CML Number	Certification Marks License (CML) number issued by BIS
Manufacturer Details	Name of manufacturer or registered trademark
Batch / Date	Batch number, heat number, or manufacturing date for traceability

Note: Marking is typically applied using durable stamping, tagging, or permanent printing to ensure clear identification during handling, storage, and transportation, as per BIS marking requirements.

bi-directional spring hinges BIS validity guide

particulars	Details
Initial Validity	Typically 1 to 2 years, depending on BIS approval conditions
Renewal	Must be renewed before expiry by submitting the application along with the prescribed fee and updated documents
Surveillane	BIS may inspect factories and test samples periodically
Annual Fees	Annual license fee must be paid regularly
Compliance	Continuous compliance with BIS requirements is necessary
License Format	BIS is shifting towards a 10-digit license number format
Non-Compliance Risk	May lead to suspension or cancellation of license

cost of BIS Approval for reversible spring hinges

The cost of BIS Approval for micro silica includes charges for application, inspection, license, testing, and marking. These fees are paid to BIS as per Scheme I guidelines.

Charge Type	Indian Manufacturers	Foreign Manufacturers
Application Fee	INR 1,000	USD 15
Audit Charges	INR 7,000	USD 3,200 – 5,900
License Fee	INR 1,000	USD 15
Marking Fee	As applicable	As applicable
Testing Charges	As applicable	As applicable
EVTL India Consultancy Fee	As per actual	As per actual

Note:

Application fee for foreign manufacturers is payable via SWIFT (SAARC countries may pay in INR with applicable GST).
Audit charges for foreign manufacturers vary based on country/location.
The marking fee is determined based on the product category and production volume (MSME benefits may apply).
Testing charges are to be paid directly to BIS-recognised laboratories.
Consultancy fees can vary depending on product type and factory location.

Conclusion

Double Acting Spring Hinges are preferred in commercial and institutional applications due to the need for controlled movement of doors. Approval of spring hinges under IS 453:1993 means that they have satisfied the quality criteria for efficient working. Bi-directional spring hinges, which are approved, will not suffer any issues related to inconsistent closing of doors, weaker springs, or premature mechanical failure.

In case companies are seeking BIS certification for their products, EVTL India can be considered for handling compliance procedures and regulatory documentation. They will assist in carrying out necessary tests, completing paperwork and other procedures. It will enable businesses to fulfill all the necessary criteria for certification smoothly and efficiently.