British Specifications (for construction)
| ITEMS | SPECIFICATIONS | |
| STANDARD | BS 4449 /88 | |
| GRADE | Gr. 250 | Gr. 460 |
| SHAPE | P.BARS , P.COILS | D.BARS |
| MECHANICAL PROPERTIES | ||
| TS Kg/mm2 | > = 1.1 YS | > = 1.1 YS |
| YS Kg/mm2 | Min. 25.3 | Min. 46.9 |
| EL % | Min. 22 | Min. 12 |
| LADLE ANALYSIS | ||
| C % | Max. 0.25 | Max. 0.25 |
| S % | Max. 0.060 | Max. 0.050 |
| P % | Max. 0.060 | Max. 0.050 |
| Mn % | - | - |
| N % | < = 120 PPM | < = 120 PPM |
| Ceq %* | < = 0.42 % | < = 0.51 % |
| * Ceq. = % C + % Mn/6 + % (Cr + Mo + V) /5 + % (Ni + Cu) 15 | ||
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