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- To ensure the conformity of Malleable Cast Iron Pipe Fittings to IS 1879:2010, BS Certification confirms safety, reliability and mechanical strength.
- The ISI mark represents customer assurance and provides eligible manufacturers the ability to tender for government contracts, and meets a legislative requirement.
- Diligence Certification will assist you through the entire process–from testing and documentation to establishing your BIS license and helping you through renewal.
Introduction
In Jalandhar, a manufacturer lost a substantial municipal contract for a large water supply contract because the bid for their Malleable Cast Iron Pipe Fittings was rejected for not having the BIS Certification under IS 1879:2010. Even though the manufacturer presented the fittings as being of high-quality, based upon the current legislation, the buyer from the government would have to reject the bid in order to protect the safety, pressure rating and durability as defined by the appropriate standards. This is a pervasive issue among India fittings manufacturers who subjectively judge compliance against the BIS Act 2016.
Accreditation of the BIS Certification for Malleable Cast Iron Pipe Fittings would dedicate that the fitting conforms to the technical and safety requirements and appropriateness as stipulated in IS 1879:2010, in order to ensure performance, reliability and legal entry into the Indian marketplace. If not approved for the certification process, manufacturers will be in the edict of not being able to claim compliance in government tenders and not legally sell in India.
What is IS 1879:2010?
IS 1879:2010 is the Indian Standard specification for Malleable Cast Iron Pipe Fittings, which outlines requirements for raw materials, mechanical properties, threads, pressure classifications, and corrosion resistance. This standard does apply to pipe fittings (elbows, tees, unions, crosses, sockets, etc.) when the fittings are used to connect threaded pipe in water, gas or steam systems.
It includes:
- Material Composition: Defines the chemical composition and tensile strength of malleable cast iron.
- Threads and Dimensions: Aligns with ISO standards for threaded pipe connections.
- Pressure Test Requirements: Fittings must withstand hydrostatic and pneumatic pressure tests.
- Surface Finish & Coating: Prevents corrosion and ensures product longevity.
- Marking & Traceability: Ensures each fitting is marked with the manufacturer’s identification and ISI mark after certification.
Fittings compliant with IS 1879:2010 are reliable for plumbing, irrigation, oil, and gas applications—where safety, pressure, and long-term durability are critical.
Key Points of IS 1879:2010
Material Specifications
- Made from malleable cast iron that meets the composition and mechanical strength standards.
- Minimum tensile strength and elongation percentage ensure flexibility and pressure resistance.
- Coated with zinc or black bitumen for corrosion resistance and extended service life.
Design and Threads
- Manufactured with BSP (British Standard Pipe) threads conforming to IS 554 standards.
- Threads must ensure leak-free performance under pressure.
- Dimensional accuracy and interchangeability maintained for all fittings.
Mechanical Properties
- Each fitting undergoes hydraulic pressure testing to ensure resistance to bursting or leakage.
- Threads are tested for gauge accuracy and wear resistance.
- High ductility allows the fittings to withstand mechanical stress without cracking.
Safety & Durability
- Resistance to corrosion, pressure, and temperature variation.
- Each batch tested for tensile strength and elongation.
- Proper coating prevents rusting even under harsh conditions.
Why BIS Certification for Malleable Cast Iron Pipe Fittings is Essential
Assures Product Quality
BIS certification confirms that the fittings meet the material, dimensional, and performance requirements of IS 1879:2010. It ensures consistent and safe operation in high-pressure environments.
Legal Compliance in India
Under the BIS Act, 2016, manufacturing or selling malleable cast iron pipe fittings without certification is a punishable offence. Non-compliance can lead to product seizure, fines, or factory shutdown.
Builds Customer Trust
The ISI mark is a trusted quality assurance symbol. Contractors, plumbers, and government agencies prefer ISI-marked fittings due to proven reliability.
Market Advantage and Tender Eligibility
BIS certification is mandatory for government procurement and tenders. It also strengthens brand reputation and facilitates export opportunities.
Standardized Quality Control
Certified manufacturers implement strict quality control for tensile strength, chemical analysis, and dimensional checks.
Protects Brand Reputation
Holding a valid BIS license demonstrates adherence to national standards, ensuring customer confidence and market credibility.
Understanding the ISI Mark for Malleable Cast Iron Pipe Fittings
The ISI mark represents that the fittings:
- Fully comply with IS 1879:2010 specifications.
- Have undergone BIS-approved testing for tensile strength, pressure, and corrosion resistance.
- Are produced under BIS surveillance and periodic factory inspections.
- Are sold only by licensed manufacturers with a valid BIS license number.
- Guarantee safe, leak-proof, and durable performance for all piping applications.
This mark is not only a symbol of trust but also a legal necessity to sell in India.
Importance and Benefits of BIS Certification
| Benefit | Description |
| Ensures Product Quality | Fittings tested for tensile strength, threads, and corrosion resistance |
| Customer Trust | ISI mark assures safety and reliability |
| Legal Requirement | Mandatory under BIS Act, 2016 |
| Safety Assurance | Prevents leakage and mechanical failure |
| Market Advantage | Enables participation in government tenders |
| Avoids Penalty | Protects from fines and product confiscation |
| Brand Reputation | Shows professionalism and compliance |
| Export Support | Boosts acceptance in foreign markets |
| Customer Satisfaction | Ensures consistent product performance |
| Supports National Standards | Encourages “Make in India” initiative |
Eligibility Criteria for BIS Certification
Manufacturers must:
- Be a registered business entity (Company, LLP, or Proprietorship).
- Operate a functional manufacturing facility for Malleable Cast Iron Fittings.
- Maintain proper quality control and testing equipment.
- Employ technically qualified personnel.
- Produce fittings exactly per IS 1879:2010 specifications.
- Allow BIS officials to inspect premises and processes.
Step-by-Step BIS Certification Process
- Identify Applicable Standard – Confirm that your products fall under IS 1879:2010.
- Online Application – Register on the Manak Online Portal with factory details and product specifications.
- Product Testing – Submit samples to a BIS-recognized laboratory for mechanical and chemical testing.
- Factory Inspection – BIS officers visit the site to evaluate production systems, QC processes, and equipment.
- Report Evaluation – BIS verifies both laboratory results and inspection findings.
- Grant of License – On approval, BIS issues a license with ISI mark authorization.
- Renewal – Licenses are valid for two years and must be renewed before expiry with updated reports.
Documents Required
| Category | Documents Required |
| Company Proof | Incorporation Certificate, GST, MSME/Udyam Registration |
| Factory Details | Layout Plan, Machinery List, Process Flow Diagram |
| Quality System | QC Records, Calibration Certificates |
| Product Testing | BIS-approved Lab Test Report (IS 1879:2010) |
| Technical Details | Material Composition, Pressure Test Data, Thread Dimensions |
Validity and Renewal
- Initial Validity: 2 years from the date of issue
- Renewal Period: Up to 5 years
- Renewal Application: Submit 3 months before expiry
- Requirements: Updated test reports and consistent production proof
- Inspection: BIS may conduct a follow-up audit before renewal
- Delay Consequence: Temporary suspension or cancellation of license
Common Challenges in BIS Certification
- Incomplete Documentation: Missing factory layouts or QC reports delay approval.
- Incomplete Documentation: The absence of factory layouts or QC reports will cause delays in the approval process.
- Non-Conformity: Problems associated with casting, threading, or some aspects of the IS 1879:2010 standard are unacceptable.
- Non-compliance with Inspection: This could involve an unorganized facility with untrained staff.
- Testing Delays: Labs can take time to test samples with backlogged samples getting priority.
- Delay Due to the Renewal: Application submitted later may cause a temporary lapse of licensing.
- Consulting Errors: An inexperienced consultant who “295” submits your application can create delays as well.
- Testing should be taken into account: In your budget, plan for the costs of having to have samples tested per lab requests if you are a smaller manufacturer.
- Technical Errors: Misunderstanding of malleable iron grades or pressure ratings.
Cost of BIS Certification
| S.No. | Cost Component | Details |
| 1 | Application Fee | Online BIS processing fee |
| 2 | Product Testing Fee | Laboratory tests for tensile and pressure resistance |
| 3 | Factory Inspection Fee | BIS visit and evaluation |
| 4 | License Fee | Granting of BIS license |
| 5 | Renewal Fee | Payable every 2 years for continuation |
Why Choose Diligence Certification
- Expert Guidance: Specialized in BIS Certification for IS 1879:2010 products.
- Faster Processing: Streamlined coordination with BIS and test labs.
- Complete Documentation: Preparation of factory layouts, QC records, and product specifications.
- Compliance Review: Identifies and corrects non-conformities before inspection.
- Trusted Partner: Preferred consultant for fittings manufacturers across India.
- End-to-End Support: From initial testing to renewal and audit readiness.
Conclusion
Getting BIS Certification for Malleable Cast Iron Pipe Fittings to IS 1879:2010 confirms your pipe fittings will meet the safety and long-term durability required at the national standards level.
The ISI mark tells clients and your potential customers that your brand is credible. Also, with the ISI mark, you will have access to government contracts and also to export markets.
With effective assistance from Diligence Certification, a manufacturer can speed up the approval stage, remain compliant, and produce safe long-lasting high-quality pipe fittings.
Contact Diligence Certification to get your BIS license for Malleable Cast Iron Pipe Fittings and promote a trusted brand in the marketplace.
Frequently Asked Questions
What are Malleable Cast Iron Pipe Fittings?
These pipe fittings are durable connectors made from malleable cast iron and function in plumbing as well as in water, gas, and steam systems.
Why should these pipe fittings have BIS Certification?
When fittings have a BIS certificate, it signifies that the fittings have been tested for durability, pressure resistance, and safety according to IS 1879:2010.
What does ISI mark mean?
The ISI mark indicates that the fitting has been tested and certified and complies with the Indian standard for safety and quality.
Where are Malleable Cast Iron Pipe Fittings used?
These fittings listed can be used in water supply, irrigation, plumbing, oil pipelines, and gas pipelines.
What types of tests are done in the BIS Certification Process?
The types of tests include tensile strength, pressure tests, thread accuracy, and corrosion resistance.
How long does a BIS license last?
A BIS license is valid for two years, with the possibility of renewing the license for up to five years following the submission of updated reports.
What are the records / documentation for a BIS Certification application?
To apply for BIS Certification, the company must show proof of the company, the layout of the factory, QC records/documentation, as well as calibration records, and laboratory test reports.
Can a manufacturer sell pipe fittings that are not BIS Certified?
No, it is illegal in the country to sell fittings without certification in accordance to IS 1879:2010 and fines may be imposed, as well as confiscation of fittings that are sold.
How does Diligent Certification assist manufacturers?
Diligent Certification assists manufacturers with testing, documentation, and applying for and renewing a BIS license for compliance.
What are the benefits of using ISI-marked fittings?
Guaranteed safety, reliability, market credibility, eligibility for government tenders, and export opportunities.
