LR FH 69 STEEL PLATE | LR FH 69
2011年11月8日 by admin
LR FH 69 STEEL PLATE
Gangsteel is specialized in Super thickness steel grade. We have much experience in manufacture and exporting extra high strength steel grade.
For more information in LR FH 69 steel grade, please refer to the following:
LR FH 69 Chemical composition heat analysis
| Element | LR FH 69 Max % |
| C | 0.18 |
| Mn | 1.70 |
| Si | 0.55 |
| S | 0.025 |
| P | 0.025 |
| N | 0.020 |
Other alloy elements should be along with LR Society Classification requirement.
LR FH 69 Mechanical properties, longitudinal min impact energy
| Grade | Thickness | Yield Strength | Tensile Strength | Elongation | Impact Energy |
| (mm) | MPa (min) | MPa | % (min) | (KV J) (min) | |
| | | | | -60 degree | |
| LR FH 69 | 8-260 | 690 | 770-940 | 14 | 46J |
Note: the impact energy under less 150mm thickness
Related Grade: NV F690 | BV F420
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