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Yield, Tensile, and Elongation Specifications
Bar Sizes   300R 400R 500R 400W 500W
10M Elongation (min) 11% 10% 9% 13% 12%
  Bending pin(max) 2 d 3.5 d 5 d 3 d 4 d
15M Elongation (min) 12% 10% 9% 13% 12%
  Bending pin(max) 2 d 3.5 d 5 d 3 d 4 d
20M Elongation (min) n/a 10% 9% 13% 12%
  Bending pin(max) n/a 5 d 5 d 4 d 4 d
25M Elongation (min) n/a 9% 8% 13% 12%
  Bending pin(max) n/a 5 d 5 d 4 d 4 d
30M, 35M Elongation (min) n/a 8% 7% 12% 10%
  Bending pin(max) n/a 7 d 7 d 6 d 6 d
45M, 55M Elongation (min) n/a 7% 6% 12% 10%
  Bending pin(max) n/a 9 d 9 d 8 d 8 d
Source

RSIC / IAAC Standards Practice Manual New edition coming soon


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