EN 10208-2 L 555MB steel plate/pipes for large diameter pipes
L 555MB steel plate/pipes, under EN 10208-2 standard, we can regard L 555MB steel plate/pipes as large diameter pipes.
L 555MB steel plate/pipes is one mainly of Steel for large diameter pipes,EN 10208-2 L 555MB steel with good low temperature toughness was developed and the buckling behavior of L 555MB steel plate/pipe was investigated through large scale deformation tester.
| L555MB EN10208-2 Material#1.8978 | Comparison of steel grades | |
| API 5L | X80 | |
L 555MB steel Chemical analysis
| Grades | Material number | C max | Si max | Mn. max | P max | S max | AL min | Mo max | Ni max | Nb max |
| L555MB | 1.8978 | 0.08 | 0.26 | 1.75 | 0.011 | 0.0005 | 0.03 | 0.27 | 0.22 | 0.070 |
L 555MB steel Mechanical Propertities
| Grade | Permissible yield point ratio | Yield Strength MPa(min) | Tensile Strength MPa | Elongation % (min) |
| L555MB | ≤ 0.90 | 555 | 625 - 700 | 20 |
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