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TMT BIS: 1786-2008 TEST REQUIREMENTS

GRADE P.S(Min) Ten. St.(Min) Elongation C(Max) S(Max) P(Max)
Fe N/mm2 N/mm2 (Min)% % % %
500 500 545 12 0.30 0.055 0.055
550 550 585 10 0.30 0.055 0.050
600 600 660 10 0.30 0.040 0.040
500D 500 565 16 0.25 0.040 0.040
550D 550 600 14.5 0.25 0.040 0.040

WEIGHT VARIATION AS PER BIS

SIZE MM MIN WEIGHT NORMAL WEIGHT MAX WEIGHT VARIATION
8 0.367 0.395 0.423 ±7 %
10 0.574 0.617 0.660 ±7 %
12 0.844 0.888 0.932 ±5 %
16 1.501 1.58 1.659 ±5 %
20 2.396 2.47 2.544 ±3 %
25 3.735 3.85 3.365 ±3 %
32 6.121 6.31 6.499 ±3 %