| GRADE |
CHEMICAL COMPOSITION |
MECHANICAL PROPERTIES | ||||||
| %C (Max) | %Si (Max) | %Mn(Max) |
%P(Max) |
%S (Max) |
%CE (C+Mn/6) (Max) |
Yield Strengh |
Tensile Strength | |
|
Grade 420 |
0.060 |
0.060 |
420 |
620 |
||||
| Grade 520 |
0.060 |
0.060 |
520 |
790 |
||||
