BIS CERTIFICATION FOR WIRE ROPES USED IN OIL WELLS AND OIL WELL DRILLING IS 4521

Published Date: April 21, 2025 4 min Read

BIS certification is essential for Wire Ropes Used in Oil Wells and Oil Well Drilling as per IS 4521:2001. This standard ensures that the wire ropes employed in critical oil exploration and extraction operations meet the necessary requirements for strength, durability, and operational reliability under extreme working conditions. Certification under IS 4521:2001 validates that these ropes are manufactured in accordance with stringent quality norms, making them suitable for lifting, hoisting, and other mechanical operations typically encountered in oil well environments.

IS 4521:2001 – Wire Ropes Used in Oil Wells and Oil Well Drilling

This standard specifies the constructional and performance requirements for wire ropes that are used in oil well operations, including drilling, servicing, and production activities. It covers important aspects such as rope construction (number and arrangement of wires and strands), rope grades, tensile strength, breaking force, elongation, lay direction, and tolerance on rope diameter. IS 4521:2001 also lays down guidelines for sampling, inspection, and testing to ensure that the ropes can withstand the demanding mechanical loads, shock, abrasion, and fatigue that are common in oilfield operations.

Benefits of BIS Certification for Wire Ropes Used in Oil Wells

BIS certification under IS 4521:2001 ensures that the wire ropes meet national benchmarks for safety, performance, and longevity. For manufacturers, certification boosts market credibility, facilitates participation in public sector projects, and ensures conformity with oil and gas industry requirements. For oilfield operators and equipment suppliers, the use of BIS-certified wire ropes enhances operational safety, minimizes equipment failure risks, and ensures sustained performance in challenging environments like deep drilling and well servicing.

Key highlights

Product Name	Wire Ropes Used In Oil Wells And Oil Well Drilling
Applicable Indian Standard	IS 4521:2001
Applicable Certification Scheme	Product Certification Scheme (ISI Mark Scheme) Scheme 1 - Schedule 2
Compliance Requirement	Mandatory
Quality Control Order	Click here
Scope as per Standard	This Standard Covers requirement for wire ropes, wire strands and wire for use in oil wells and oil well drilling.

Note

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

Visit :

Procedure for Domestic Manufacturer
Procedure for Foreign Manufacturer

Timeline for BIS Certification

The estimated duration for obtaining BIS certification under IS 4521:2001 is:

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

Conclusion

BIS certification under IS 4521:2001 is vital for ensuring the quality and operational integrity of wire ropes used in oil well and drilling applications. Given the high-risk nature of oil exploration, adherence to this standard supports safer and more efficient operations.

Partner with Aleph INDIA to simplify your BIS certification process under IS 4521:2001 and ensure your products meet India’s rigorous quality standards for the oil and gas sector.