Tender For brass brazing alloys (bacuzn3), 3.15 mm dia rod shall have chemical composition, copper, cu- 59.61 %, tin- 0.8-1.2%, iron-0.15%, antimony-0.05%, lead-0.5%, bs-0.05%, as-0.05%, zn remainder. other element total max-0.1% as per is 2927/1975. note: firm should submit the furnished test certificate for the above chemical composition to is:2927/1975 or latest from nabl accredited or govt. lab along with supply. [ warranty period: 30 months after the date of delivery ]