IS 1804:2004
Steel wire ropes – Fibre main cores – Specification
summary
Steel wire ropes with fibre main cores are flexible mechanical ropes made of multiple steel wire strands laid around a fibre core. The fibre core improves flexibility, shock absorption, and lubrication retention. These wire ropes are widely used in lifting, hoisting, cranes, elevators, mining, and industrial applications requiring strength with controlled flexibility.
Why BIS Certificate is Mandatory for Steel wire ropes – Fibre main cores – Specification
BIS certification is mandatory to ensure steel wire ropes with fibre main cores meet Indian safety and performance standards. These products are used in critical load-bearing applications where failure can cause accidents, injuries, or property damage. BIS standards ensure controlled manufacturing, minimum breaking load, durability, and safe operation under specified working conditions in India.
What is BIS Certified for Steel wire ropes – Fibre main cores – Specification
The BIS certified specification for steel wire ropes with fibre main cores defines requirements for material quality, construction, rope diameter, core type, tensile strength, lubrication, and workmanship. It also specifies testing methods for breaking load, elongation, and inspection. Compliance ensures consistent quality, safety, and reliability for industrial and lifting applications.
Test required for Steel wire ropes – Fibre main cores – Specification
| Title | Mandatory/Optional |
|---|---|
| No. of strands | Required |
| Yarn Sizes | Required |
| Core lubrication – Water content and core lubricant conten | Required |
| Lay Length | Required |
| Water soluble acids | Required |
| Salt | Required |
| Length | Required |
| Nominal diameter and nominal runnage of core/Core designation | Required |
| Identification | Required |
Benefits of BIS Certification for Steel wire ropes – Fibre main cores – Specification
1. Enhanced Operational Safety
BIS certification ensures wire ropes meet prescribed strength and construction standards, reducing risks of rope failure during lifting, hoisting, and load-handling operations.
2. Assured Quality and Performance
Certified wire ropes comply with strict requirements for tensile strength, flexibility, and durability, ensuring reliable performance under repeated stress and heavy loads.
3. Longer Service Life
BIS standards mandate proper lubrication, core quality, and manufacturing control, resulting in better wear resistance and extended operational life.
4. Legal and Regulatory Compliance
BIS certification is mandatory in India, allowing manufacturers and importers to legally sell wire ropes and avoid penalties, rejections, or safety violations.
5. Increased Market Acceptance and Trust
BIS-marked steel wire ropes gain higher acceptance among industries, infrastructure projects, and government buyers, improving brand credibility and competitive advantage.