Hot Rolled Bars for Production of Bright Bars And Machined Parts For Engineering Applications IS

Hot Rolled Bars used for the production of Bright Bars and machined parts are critical in engineering applications where precision, strength, and surface finish are paramount. These bars are initially heated above their recrystallization temperature and then shaped through rolling processes to achieve desired dimensions and mechanical properties. Once processed into Bright Bars, they undergo further finishing operations to attain a smooth, polished surface that meets stringent tolerances. These materials are extensively used in manufacturing components such as shafts, fasteners, gears, and hydraulic fittings, where the combination of robust mechanical properties and superior surface quality ensures reliable performance and longevity in diverse engineering environments.

Importance of BIS Certification

BIS certification is crucial for Hot Rolled Bars used in the production of Bright Bars and machined parts for engineering applications to ensure compliance with rigorous quality and safety standards established by the Bureau of Indian Standards. This certification verifies that the bars possess the required mechanical properties, such as strength, ductility, and dimensional accuracy, essential for their performance in critical engineering components. Adherence to BIS standards ensures that the Bright Bars and machined parts meet precise specifications for surface finish and dimensional tolerances, ensuring reliability and consistency in manufacturing processes. Certification also promotes consumer confidence, regulatory compliance, and industry best practices, supporting the production of high-quality engineering components that meet stringent performance criteria.

Indian Standard IS 7283:1992

As per the latest Quality Control Order (QCO) issued by the Ministry of Steel, Government of India on 5th February 2024, Hot Rolled Bars for Production of Bright Bars and Machined Parts for Engineering Applications must conform to the Indian Standard IS 7283:1992. This standard specifies the requirements for hot rolled bars used in the production of bright bars and machined parts in engineering applications. Compliance with IS 7283:1992 ensures that these bars meet essential criteria such as mechanical properties, dimensional tolerances, and surface quality, crucial for their performance in manufacturing precision components and machined parts. Adhering to this standard is essential for manufacturers to maintain product consistency, ensure regulatory compliance, and uphold the quality and reliability of materials used in critical engineering applications.

Key highlights

Product Name	Hot Rolled Bars for Production of Bright Bars And Machined Parts For Engineering Applications
Applicable Indian Standard	IS 7283:1992
Applicable Certification Scheme	Product Certification Scheme (ISI Mark Scheme) Scheme 1 - Schedule 2
Compliance Requirement	Mandatory
QCO Link	Hot Rolled Bars for Production of Bright Bars And Machined Parts For Engineering Applications
Scope as per Standard	This standard covers the requirements of hot rolled bars for the production of bright bars by cold drawing, turning or grinding or a combination of these processes and also for the production of machined parts for the engineering application. This standard does not cover the requirements for special steels including tool steels,-ball bearing steels, spring steels and silver steel.

Tests

The following are the major tests for Hot rolled bars for production of bright bars and machined parts for engineering applications.

Ladle Analysis
Product Analysis
Freedom from Defects
Dimensions & Tolerances
Decarburization
Inclusion Rating
Hardenability
Grain Size

Hot Rolled Bars for Production of Bright Bars And Machined Parts For Engineering Applications

NOTE:

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

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Procedure for Domestic Manufacturer
Procedure for Foreign Manufacturer

Timeline for BIS Certification

The approximate timeline to obtain BIS certification for Hot Rolled Bars for Production of Bright Bars And Machined Parts For Engineering Applications to use the ISI mark as per IS 7283:1992 is as follows:

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

Conclusion:

In conclusion, Hot Rolled Steel Plate (up to 6 mm), Sheet, and Strip play a crucial role in the manufacturing of low-pressure liquefiable gas cylinders due to their strength, durability, and suitability for forming into cylindrical shapes. Adherence to BIS standards, specifically IS 6240:2008, ensures these materials meet stringent quality criteria necessary for safe gas storage and transportation. This certification not only enhances product reliability and safety but also promotes regulatory compliance and consumer confidence in the manufacturing of gas cylinders, essential for handling liquefiable gases under low-pressure conditions effectively and securely.

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