Stamped at source
Each coupler is marked with a unique batch number tied to the steel heat it was forged from.
Every AGBA coupler carries a batch number stamped at manufacture. Enter it below to instantly trace the raw-material heat number, bar grade and size — full mill-to-pour accountability for the exact join in your structure.
The batch number is laser-stamped on the coupler body. Try to see a sample record.

Each coupler is marked with a unique batch number tied to the steel heat it was forged from.
Batch ↔ heat number, grade, size and test data are recorded for every production lot.
Enter the batch number here anytime to confirm origin, then request the signed certificate.
Send us the number stamped on your coupler and our QC team will trace the heat number and certificate for you — usually within one working day.
Or call our QC team directly on +91 99750 43605.
Technical documentation for engineers, contractors and distributors. Tell us who you are once, and every document on this page unlocks.
Drawings, data sheets, the engineer's guide and our certifications are being finalised for publication. In the meantime our technical team will send any document you need directly — tell us what you're specifying.
Whether you're a contractor, consultant or distributor, our team is ready with sizing, certificates and pricing.