BIS CERTIFICATION FOR HINGES: A COMPREHENSIVE GUIDE FROM OMEGA QMS PVT. LTD.

INTRODUCTION

In the world of construction and hardware, hinges play a pivotal role in ensuring the functionality and durability of doors, windows, cabinets, and other essential fixtures. To guarantee that these hinges meet specific quality standards, the Bureau of Indian Standards (BIS) has established certification protocols for various types of hinges. In this article, we delve into the significance of BIS certification for a range of hinges, including stainless steel butt hinges, steel butt hinges, non-ferrous metal butt hinges, tee and strap hinges, parliament hinges, continuous (piano) hinges, steel back flap hinges, double-acting spring hinges, and cabinet hinges, as per the relevant Indian Standards.

INDIAN STANDARDS

 IS 12817:2020 STAINLESS STEEL BUTT HINGES

This standard covers types and requirements for materials, dimensions, manufacture and finish of stainless steel butt hinges. The stainless steel for flap shall conform to any grade mentioned in IS 6911. The stainless steel for pin shall conform to any grade mentioned in IS 6528. Besides dimensions, number of holes and position of holes have been specified in the standard.

 IS 1341:2018 STEEL BUTT HINGES

This standard lays down the requirements for materials, dimensions, manufacture and finish of steel butt hinges. Steel butt hinges shall be of the following types: a) Light weight ‘LW’ steel butt hinges  b) Light weight ‘LWU’ unequal flap hinges  c) Medium weight ‘MWU’ unequal flap hinges  d) Medium weight ‘MW’ steel butt hinges e) Broad type ‘BR’ steel butt hinges f) Square type ‘SQ’ steel butt hinges g) Heavy weight (Type 1) ‘HW1’ steel butt hinges   h) Heavy weight (Type 2) ‘HW2’ steel butt hinges.

 IS 205:1992 NON-FERROUS METAL BUTT HINGES

This standard lays down requirements for butt hinges made from non-ferrous metals. Butt hinges shall be of the following four types according to the material used: a) Extruded aluminum alloy butt hinges, b) Extruded brass butt hinges, c) Cast brass butt hinges, and d) Sheet brass butt hinges. The hinge pin shall be made of mild steel or brass or stainless steel, in the case of brass hinges. It may also be made of phosphor bronze, if so required by the purchaser. The hinge pin shall be of aluminum alloy or mild steel (galvanized ) or stainless steel in case of aluminum alloy hinges. The aluminum alloy hinge pin shall be hard anodized to a minimum thickness of 0.015 mm and sealed with oil, wax or lanolin. All screw holes shall be countersunk. The screw holes shall be suitable for countersunk head wood screws conforming to IS 6760:1972

 IS 206 :2010 TEE AND STRAP HINGES

Tee hinges are used in garden or big wooden plank doors, whereas strap hinges are used in boxes to strengthen their corners, in addition to big wooden gate doors. This standard lays down requirements for mild steel tee and strap hinges that are commonly used in general building construction. a) Light weight (Type 1) b) Light weight (Type 2) c) Medium weight (Type 1) d) Medium weight (Type 2) e) Heavy weight (Type 1) f) Heavy weight (Type 2) g) Heavy weight (Type 3). Tee and strap hinges shall be either bright finished or stove enameled black, as specified by the purchaser

 IS 362 :1991 PARLIAMENT HINGES

This standard lays down the requirements regarding materials, manufacture, finish, marking and packing of parliament hinges. Parliament hinges shall be of the following three types: Type 1 Cast Type 2 Pressed Type 3 Fabricated. Materials for different types of parliament hinges shall be as follows: Type 1 Cast Brass Type 2 Mild Steel, Aluminum Alloy Type 3 Extruded Aluminum Alloy. The sides of the knuckle shall be straight and at right angles to the flap. The movement of the hinges shall be free, easy and square and shall not have any play or shake. Washer shall be provided between the knuckles for Type 1 and Type 3 binges. The washer shall be of the same diameter as the butt and shall be made of nylon, plastic or any other suitable material.

 IS 3818:1992 CONTINUOUS (PIANO) HINGES

This standard lays down the requirements for continuous (piano) hinges. The sides of the-knuckles shall be straight and  at right angle to the flap. The movement of hinge shall be free and easy and working shall not have any play or shake. All screw holes shall be clean and countersunk suitably for screws conforming to IS 6760:1972. Mild steel hinges shall be protected with anti-corrosive treatment, such as bright polished, chromium plated or oxidized finish. Aluminum hinges shall be anodized and the quality of anodized finish shall not be less than that of Grade AC 10 of IS 1868:1982.

 IS 3843:1995 STEEL BACK FLAP HINGES

This standard covers types and the requirements regarding materials, dimensions, manufacture and finish of steel back flap hinges. Steel back flap hinges shall be of the following two types : a) Light weight hinges and b) Heavy weight hinges. Back flap hinges shall be well made and shall be tree from flaws and defects of any kind. All hinges shall be cut clean and square and shall be provided with mild steel hinge pins. The hole for the hinge pin shall be central and square to the knuckles. All sharp edges and corners shall be removed. The sides of knuckles shall be straight, at right angle and shall flush with the flap. The movement of the hinges shall be free and easy, and working shall not have any play or shake. Unless specified otherwise, the hinges shall be oxidized or finished  bright with smooth and rust free surface.

IS 453 :1993 DOUBLE-ACTING SPRING HINGES

This standard lays down the requirements for material, dimensions manufacture, finish and tests of doule-acting spring hinges and corresponding blank hinges used generally for swing doors. Double-acting spring hinges shall be of the following two types according to the material used : a) Mild steel double-acting spring hinges, and b) Brass double-acting spring hinges. Mild steel sheets and plates used in the manufacture of mild steel double-acting spring hinges shall conform to Grade 0 of  IS 1079:1989 and shall satisfy the following bend test: ‘Suitable test pieces when cold, shall withstand without fracture, being doubled over, either by pressure or by blows from a hammer, until the internal diameter is equal to twice the thickness of the test piece and the sides become parallel’. Mild steel wire used for hinge pin shall have a tensile strength of 40 kgf/mm2, Min conforming to 1/4 H of IS 280:1978 and shall satisfy the wrapping test given below: ‘It shall withstand without breaking or splitting being wrapped 8 times round its own diameter and subsequently straightened’. Cast brass used in the manufacture of brass double-acting spring hinges shall conform to Grade 3 of IS 292:1983. Brass sheets used in the manufacture of brass double-acting spring hinges shall conform to alloy designation CuZn 40 of IS 410:1977. Brass rods used in the manufacture of brass double-acting spring hinges shall have copper contents not less than 60 percent and tensile strength 40 kgf/mm2, Min (Grade 2 or 3) and shall conform to IS 319:1989. Steel wire for springs shall conform to Grade I or Grade 2 of IS 4454 (Part 1):1991. Phosphor bronze wire for springs shall conform to Grade 1 of IS 7608:1987.

IS 18297:2023  CABINET HINGES

A cabinet hinge is a type of hardware used to attach doors to the cabinet frame. It allows the door to swing open and close, while also providing support for the weight of the door. These cabinet hinges have advantage over other hinges due to its capability to serve most of the requirement of cabinet and are mostly installed as concealed. These hinges are typically made of metal and can be installed using basic tools. This standard lays down the requirements for materials, type, dimensions, finish and functional performance of cabinet hinges. On the basis of installation of cabinet doors, cabinet hinges can be classified into three types : a) Full overlay  b) Half overlay  and c) Inset . The size of the cabinet hinge (L) shall be denoted by the length of the hinge in closed condition (mm). Cabinet hinges are manufactured in different sizes (L), the most common sizes of cabinet hinge are 30 mm, 50 mm, 75 mm, 100 mm, 125 mm, 150 mm, 175 mm and 200 mm. Cabinet hinge may be manufactured from any suitable material for example steel and stainless steel. However, the material selected shall not affect the performance of cabinet hinge in accordance with this standard. Manufactures shall declare the grade/type/variety/class of raw material used as per the relevant Indian Standards.

QUALITY CONTROL ORDER (TECHNICAL REGULATION) ISSUED BY THE DEPARTMENT FOR PROMOTION OF INDUSTRY AND INTERNAL TRADE, MINISTRY OF COMMERCE AND INDUSTRY, GOVT. OF INDIA ON 08 DECEMBER 2023 FOR MANDATORY BIS CERTIFICATION

The DPIIT, Ministry of Commerce & Industry, Govt. of India, has issued an order, making it mandatory for all hinges as listed above to be used in India, whether manufactured in India or imported from foreign countries, shall mandatorily carry the Standard Mark of the Bureau of Indian Standards under a valid BIS licence.  In short, it has become obligatory for all the manufacturers of hinges, whether in India or overseas, to immediately apply for BIS licence and obtain a valid BIS certification licence.

 BIS CERTIFICATION SCHEME

The BIS Standards listed above establish a comprehensive framework encompassing various quality parameters that hinges must adhere to. The Bureau of Indian Standards Certification Scheme is a vital framework established by the Indian government to ensure the quality, safety, and reliability of products available in the market. This scheme aims to safeguard consumer interests by setting stringent benchmarks and guidelines that products must meet before they can be deemed compliant. BIS certification covers a wide range of industries and products, encompassing the entire gamut of industrial and manufacturing activity.

EXPERT GUIDANCE BY OMEGA QMS PVT LTD

Omega QMS Pvt. Ltd. offers comprehensive assistance to companies throughout the BIS certification process for hinges. Our team of experienced professionals provides end-to-end support, including:

Application Submission: We support manufacturers in preparing and submitting the BIS certification application to the Bureau of Indian Standards (BIS). Our team ensures that the application contains all necessary details about the product, its specifications, and the desired certification mark, thus facilitating a smooth application process.

Factory Inspection: Omega QMS Pvt. Ltd. prepares manufacturers for the factory inspection conducted by BIS. We assist in establishing and implementing quality control processes, infrastructure improvements, and ensuring adherence to relevant standards. Our goal is to help manufacturers showcase their commitment to quality during the inspection process. Omega also provides technical assistance to prepare the manufacturers before the actual audit, ensuring a successful inspection.

Sample Testing: We coordinate with client for the collection of product samples from the manufacturer’s facility. Omega QMS Pvt. Ltd. ensures that these samples are submitted to authorized BIS laboratories or recognized testing centers for evaluation. We oversee the entire testing process seamlessly.

Grant of Licence: Upon receiving satisfactory test results and verifying compliance with standards, Omega QMS liaises with BIS to facilitate the certification decision.

Additional Services to Foreign Manufacturers

Nominating Authorized Indian Representatives : Omega QMS Pvt. Ltd. assists foreign manufacturers in the FMCS of BIS by aiding them in nominating or providing Authorized Indian Representatives. This crucial step ensures that manufacturers have a local point of contact who can effectively cooperate with BIS and manage regulatory matters on their behalf.

Signing Agreements with BIS: As a consultant for regulatory compliance, Omega QMS Pvt. Ltd. helps manufacturers in signing agreements with BIS as per stature requirement.

Submitting Performance Bank Guarantees: Omega QMS Pvt. Ltd. plays a crucial role in assisting manufacturers with the submission of performance bank guarantees as required by BIS. This entails coordinating with financial institution(s) and ensuring that all documentation is accurately prepared and submitted on time.

Regular Monitoring: Omega QMS Pvt. Ltd. continues to support manufacturers post-certification by assisting in regular monitoring activities conducted by BIS. We help manufacturers maintain compliance with quality control processes and standards through periodic audits. Our ongoing support ensures that certified products consistently meet BIS requirements.

Experienced Team: Omega QMS Pvt. Ltd. prides itself on a highly efficient team, spearheaded by a cadre of seasoned ex-Bureau of Indian Standards (BIS) officers, each boasting an impressive track record of over three decades in the industry. Their profound expertise and invaluable insights serve as the guiding force behind the seamless navigation of the certification process, ensuring meticulous adherence to the rigorous standards set forth by the BIS. With their wealth of experience, Omega QMS Pvt. Ltd. is exceptionally equipped to deliver unparalleled excellence in quality management solutions, facilitating clients’ journeys towards achieving and maintenance of BIS certifications with the utmost precision and proficiency.

BENEFITS OF CHOOSING OMEGA QMS PVT LTD

Partnering with Omega QMS Pvt. Ltd. for BIS certification of various types of hinges as per Indian Standards mentioned above offers several advantages:

Expertise: Our team comprises seasoned professionals with extensive knowledge of BIS regulatory requirements. With over 30 years of experience in the field, our experts are well-equipped to navigate the intricacies of the certification process, ensuring a smooth and efficient experience for our clients.

Time and Cost Savings: We understand the importance of efficiency and cost-effectiveness for our clients. By leveraging our expertise and streamlined processes, we help reduce the time and resources required for certification. This not only saves our clients valuable time but also minimizes associated costs, making the certification process more affordable and accessible.

Assurance of Compliance: Compliance with regulatory standards is non-negotiable, particularly in manufacturing where quality and safety are paramount. At Omega QMS Pvt. Ltd., we meticulously handle every aspect of the certification process. This thorough approach minimizes the risk of rejections or delays, providing our clients with the assurance that their products meet the required standards.

Continuous Support: Our commitment to clients extends beyond the certification process. We provide ongoing support to ensure they maintain compliance and adapt to evolving regulatory changes. Whether it’s updates to standards or changes in regulatory requirements, our team offers guidance and assistance every step of the way.

CONCLUSION

In conclusion, BIS certification is crucial for validating the quality and performance of various types of hinges, ranging from stainless steel butt hinges to cabinet hinges. By adhering to the prescribed standards and obtaining BIS certification, manufacturers can demonstrate their commitment to delivering safe, reliable, and high-quality products to consumers. With the support of our organization, Omega QMS Pvt. Ltd., achieving BIS certification becomes a seamless and rewarding endeavor, fostering trust and confidence in the marketplace.

 

 

 

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