GL-D620 | GL-D620 STEEL PLATE
2011年11月4日 by admin
GL-D620 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 GL-D620 steel grade, please refer to the following:
GL-D620 Chemical composition heat analysis
| Element | GL-D620 Max % |
| C | 0.20 |
| Mn | 1.70 |
| Si | 0.55 |
| S | 0.030 |
| P | 0.030 |
| N | 0.020 |
Other alloy elements should be along with GL Society Classification requirement.
GL-D620 Mechanical properties, longitudinal min impact energy
| Grade | Thickness | Yield Strength | Tensile Strength | Elongation | Impact Energy |
| (mm) | MPa (min) | MPa | % (min) | (KV J) (min) | |
| | | | | -20 degree | |
| GL-D620 | 8-260 | 620 | 720-890 | 15 | 41J |
Note: the impact energy under less 150mm thickness
Related Grade: NV D620 | BV D690
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