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- BIS Certification Half Round MS Wire under IS 8563:1977 for split pin quality.
- Certification ensures material strength, finish, and dimensional accuracy.
- Mandatory for safe manufacturing and reliable end-use.
- Helps reduce rejections in domestic and export supply.
- Process covers testing, inspection, and licence grant.
Introduction
In many mechanical and automotive assemblies, a split pin is often the smallest component in the entire system, yet its performance depends entirely on the quality of the wire from which it is made. Over the years, I’ve seen manufacturers struggle with rejected batches simply because the half-round mild steel wire they used wasn’t consistent in hardness, shape, or composition.IS 8563:1977 was introduced precisely to prevent these issues. It sets the norms for Half Round MS Wire that is the main component in split pins so that the whole coil has the same strength, flexibility, and forming can be done without any defects. Bureau of Indian Standards
What is IS 8563:1977?
IS 8563:1977 is an Indian standard specification that lays down the quality, size and performance requirements of the Half Round Mild Steel Wire which is to be used for the manufacture of split pins. The standard specification is aimed at specifying the proper strength, finish and shape of the wire and also at conforming the safety and reliability requirements for its use in industrial applications.
Key Points
- Defines the exact half-round cross-section required for split pin manufacturing.
- Specifies limits for tensile strength, bendability, and ductility to allow smooth pin formation.
- Covers chemical composition of mild steel to ensure safe and stable performance under load.
- Includes requirements for surface finish and defects, ensuring smooth forming without cracks. ISI MARK
- Provides detailed testing methods to verify mechanical and dimensional accuracy of each batch.
Why is BIS Certification Mandatory?
BIS certification has to be obtained so that it is guaranteed that the Half Round MS Wire for split pins conforms to safety, quality, and performance standards as per the specifications laid down by the Indian government. It is a product that appears on the list of controlled items; therefore, producers have to abide by IS 8563:1977 if they want to sell or bring it into India. This stops substandard materials from being a part of the supply chain, gives safety to the end-users, and elevates quality standards across industries like automotive, machinery, and hardware manufacturing.
Key Points
- Mandatory certification prevents the circulation of substandard or unsafe wire used in split pins.
- It ensures controlled tensile strength, ductility, and cross-section accuracy, which are essential for pin formation.
- BIS licensing creates traceability, allowing authorities to track defective batches and enforce accountability.
- Certification supports industries such as automotive, machinery, railways, and hardware where component failure has serious safety implications.
- Importers are also required to comply, reducing low-quality foreign material entering India’s supply chain.
Importance and Benefits of BIS Certification
| Importance of BIS Certification | Benefits for Manufacturers & Buyers |
| Ensures the wire meets the exact IS 8563:1977 requirements for split pin manufacturing | Enhances product reliability and reduces rejection rates during forming |
| Prevents low-quality or unsafe wire from entering critical mechanical applications | Improves brand reputation and builds trust with OEMs and end-users |
| Protects mechanical assemblies from failures caused by weak or inaccurate wire | Reduces warranty claims, breakdowns, and after-sales complaints |
| Establishes uniform quality benchmarks across domestic and imported products | Improves market acceptance and enables smoother procurement approvals |
| Enables regulatory compliance under Government Quality Control Orders | Helps avoid penalties, port delays, and regulatory interruptions |
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
- Expert team with strong BIS and regulatory knowledge
- Fast, streamlined processing to reduce approval delays
- Accurate documentation and testing coordination
- Transparent guidance with clear communication
- High success rate and complete end-to-end support
Conclusion
BIS certification for Half Round MS Wire as per IS 8563:1977 is instrumental in making sure that the ones manufactured are of the right strength, accurate, and safe. It is a great tool for the users as it saves them from bad quality material and also helps the manufacturer to raise his/her brand both in the local and foreign market. It also lowers the rate of rejection, raises product life, and makes the company’s activities in line with national quality standards. In other words, for any wire manufacturer intending to grow in a sustainable way, getting BIS certification is not only a requirement of law but also a continuous competitive advantage advantage.
frequently asked questions
What is IS 8563:1977?
It is the Indian Standard for Half Round Mild Steel Wire used in split pins.
Is BIS certification mandatory for this wire?
Yes, it is compulsory under government quality control rules.
Why does split pin wire need certification?
To ensure correct strength, shape, and safety during pin formation.
Who needs BIS certification for IS 8563:1977?
Manufacturers and importers of Half Round MS Wire.
How long does the certification process take?
Usually 20–30 days, depending on testing and inspection.
What tests are required?
Tensile strength, bend test, size accuracy, and surface finish.
Can foreign manufacturers apply?
Yes, through an Authorized Indian Representative (AIR).
How long is the BIS licence valid?
Generally valid for two years.
What documents are needed?
Business licence, product details, test reports, and factory information.
What happens if the wire is sold without BIS certification?
It may result in penalties, seizure, or supply chain rejection.
