tender for steel rate contract - qtr i 2026 - 27- requirement of steel tmt , customer-02-tmt 16 mm (length 5500 mm) is 1786 fe550d, tmt shall be conforming to is 1786 and is 13920. minimum elongation shall be 14.5 % and ratio of ultimate stress to 0.2 % proof stress should be in the range of 1.15 to 1.25. steel shall be only of strength grades with minimum 0.2 % proof stress of 550 mpa in addition to other requirements of is 1786. the actual 0.2 % proof stress of steel bars based on tensile test must not exceed their characteristics 0.2 % proof stress by more than 20 % , customer-02-tmt 20 mm (length 5500 mm) is 1786 fe550d, tmt shall be conforming to is 1786 and is 13920. minimum elongation shall be 14.5 % and ratio of ultimate stress to 0.2 % proof stress should be in the range of 1.15 to 1.25. steel shall be only of strength grades with minimum 0.2 % proof stress of 550 mpa in addition to other requirements of is 1786. the actual 0.2 % proof stress of steel bars based on tensile te