Description
Technical Parameters
Q355B Low Carbon Steel Round Bars
Q355B Round Bar Products Description
Q355B round metal bar has high strength and good welding performance, and is suitable for various engineering fields such as construction, bridges, ships and pressure vessels.
Q355B round rod performance
High strength: Q355B round stock metal has high yield strength and tensile strength, and is suitable for structures that bear large loads.
Good weldability: Q355B solid round bar can be welded by a variety of welding methods, and the performance after welding is stable.
Good toughness: Q355B round bar stock steel has good toughness even at 0°C.
Q355B Low Carbon Steel Round Bars Products Details
Q355B Steel Chemical Composition (Hot rolled)
| Quality Grade | C % (≤) | Si % (≤) | Mn (≤) | P (≤) | S (≤) | Cr (≤) | Ni (≤) | Cu (≤) | N (≤) |
| Q355B | 0.24 | 0.55 | 1.6 | 0.035 | 0.035 | 0.30 | 0.30 | 0.40 | 0.012 |
Q355B Mild Steel Round Bar Yield Strength
| Quality Level | d≤16 | 16< d ≤40 | 40 < d ≤63 | 63 < d ≤ 80 | 80< d ≤ 100 | 100< d≤ 150 | 150 < d≤ 200 | 200 < d ≤ 250 | 250 < d ≤ 400 |
| Q355B | 355 | 345 | 335 | 325 | 315 | 295 | 285 | 275 | – |
Q355B Hot Rolled Bar Tensile Strength
| Quality Level | d≤100 | 100 < d ≤ 150 | 150 < d ≤ 250 | 250 < d ≤ 400 |
| Q355B | 470 – 630 | 450 – 600 | 450 – 600 | – |
Q355B Round Steel Products Image
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