The high quality Austria ONORM QSt290S material is one of the more steel grades we supply, Austrian structural steel. QSt290S is our main production grade, which has been approved by customers in many countries since its initial production, including our QSt290S 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 QSt290S materials, and we are willing to develop together with customers from all over the world.
Also includes QSt290S steel material norm, chemical composition, mechanical properties, datasheet, QSt290S equivalent, heat treatment and temperature process of QSt290S, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in QSt290S this steel grade have a more comprehensive understanding, Download the full QSt290S PDF version of this datasheet.
| C(％) | Si(％) | Mn(％) | P(％) | S(％) |
|---|---|---|---|---|
| 0.06 | 0.1 | 0.20-0.40 | 0.04 | 0.04 |
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 344 (≥) | 592 (≥) | 42 | 33 | 43 | Solution & Aging, Ann, Ausaging, Q+T | 311 |