BV A620 | BV A620 STEEL PLATE
2011年10月26日 by admin
BV A620 STEEL PLATE
BV A620 is applied to extra high strength steels, which is defined as steel with specified min yield stress of 420Mpa. The max yield is 690Mpa in BV A690.
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 BV A620 steel grade, please refer to the following:
BV A620 Chemical composition heat analysis
| Element | BV A620 Max % | Element | BV A620 max % |
| C | 0.21 | Ni | 2.0 |
| Mn | 1.70 | Mo | 1.0 |
| Si | 0.10-0.55 | Al | 0.015 min |
| S | 0.035 | Nb | 0.06 |
| P | 0.035 | V | 0.10 |
| Cu | 1.5 | Ti | 0.20 |
| Cr | 2.0 | N | 0.020 |
BV A620 Mechanical properties, longitudinal min impact energy
| Grade | Thickness | Yield Strength | Tensile Strength | Elongation | Impact Energy |
| (mm) | MPa (min) | MPa | % (min) | (KV J) (min) | |
| | | | | 0 degree | |
| BV A620 | 8-260 | 620 | 720-890 | 15 | 41J |
Note: the impact energy under less 150mm thickness
Related Grade: NV A620 | BV A690
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