The high quality Spain UNE L555QB material is one of the more steel grades we supply, Spain structural steel. L555QB is our main production grade, which has been approved by customers in many countries since its initial production, including our L555QB round bars, flat bar, forgings, fasteners, tubes, wires, strips, sheets & Plates, as well as a variety of profiles, professional high precision auto-lathe processing manufacturer of clinching fasteners, axes, standoffs, screws, studs, nuts, bolt, OEM parts and special shaped turning partsthe state of delivery includes quenched and tempered, annealed, machined semi-finished products, we also have strict management of the packaging, to avoid material damage from transportation. We are the best supplier of L555QB materials, and we are willing to develop together with customers from all over the world.
Also includes L555QB steel material norm, chemical composition, mechanical properties, datasheet, L555QB equivalent, heat treatment and temperature process of L555QB, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in L555QB this steel grade have a more comprehensive understanding, Download the full L555QB PDF version of this datasheet.
| C(％) | Si(％) | Mn(％) | P(％) | S(％) |
|---|---|---|---|---|
| 0.16 | 0.45 | 1.8 | 0.025 | 0.02 |
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 123 (≥) | 352 (≥) | 22 | 24 | 11 | Solution & Aging, Ann, Ausaging, Q+T | 342 |