Properties
Relationship with standards and mechanical properties
The values shown for the mechanical properties in the table below are for test pieces taken longitudinal to the rolling direction.
| Tata Steel grade |
|
Ymagine®70 XF |
| ASTM A 1011: 2007 |
Hot-rolled flat products |
HSLAS-F grade 70 |
| Yield strength |
ksi |
≥ 70 |
| Tensile strength |
ksi |
≥ 80 |
| Elongation |
% |
≥ 18 |
| Tata Steel grade |
|
Ymagine® 70 XF |
| ASTM A 1008: 2013 |
Cold-rolled flat products |
HSLAS-F grade 70 |
| Yield strength |
ksi |
≥ 70 |
| Tensile strength |
ksi |
≥ 80 |
| Elongation (2 inch) |
% |
≥ 16 |
| Tata Steel grade |
Direct-rolled flat products |
Ymagine® 70 XF |
| |
|
Typical value |
Guaranteed values |
| Yield strength |
ksi |
78 |
70 - 95 |
| Tensile strength |
ksi |
90 |
80 - 105 |
| Elongation (2 inch) |
% |
22 |
≥ 16 |
Min. Elongation after fracture uses test piece length L0 is 2 inches.
Please contact us for further information on Charpy toughness and impact test properties.
Chemical composition
Heat analysis in weight percentages.
| Tata Steel grade |
Ymagine® 70 XF |
| |
Typical |
Guaranteed (max) |
| C |
0.045 |
0.075 |
| Mn |
0.800 |
1000 |
| P |
0.009 |
0.020 |
| S |
0.006 |
0.010 |
| Si |
0.020 |
0.035 |
| Cb |
0.015 |
0.020 |
| V |
0.130 |
0.150 |
For the purpose of batch galvanizing, Ymagine® high-strength steels can be ordered on consultation with a maximum Si content of 0.030%..
