Description
Technical Parameters
Q390E steel rod bar
Steel Bar Stock Products Description
Q390E round rod has good comprehensive mechanical properties, good weldability, cold and hot processing properties and corrosion resistance, and has good low-temperature toughness.
Q390E solid round bar is used for bridges, ships, boilers, pressure vessels, oil storage tanks, bridges, power station equipment, lifting and transportation machinery and other high-load welding structures.
Q390E Steel Rod Bar Products Details
►Mechnical property for Q390E round stock steel
| Thickness (mm) | ||||
| Q390E | ≤ 16 | > 16 ≤ 35 | > 35 ≤ 50 | >50 |
| Yield strength (≥Mpa) | 390 | 370 | 350 | 330 |
| Tensile strength (Mpa) | 490-650 | |||
►Chemical composition for Q390E round bar stock
| C | Si | Mn | P | S | V | Nb | Ti | Al (min.) | Cr | Ni |
| 0.20 | 0.55 | 1.00-1.60 | 0.025 | 0.025 | 0.02-0.20 | 0.015-0.060 | 0.02-0.20 | 0.015 | 0.30 | 0.70 |
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