The high quality Austria ONORM St70F material is one of the more steel grades we supply, Austrian structural steel. St70F is our main production grade, which has been approved by customers in many countries since its initial production, including our St70F 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 St70F materials, and we are willing to develop together with customers from all over the world.
Also includes St70F steel material norm, chemical composition, mechanical properties, datasheet, St70F equivalent, heat treatment and temperature process of St70F, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in St70F this steel grade have a more comprehensive understanding, Download the full St70F PDF version of this datasheet.
| C(％) | P(％) | S(％) |
|---|---|---|
| 0.55 | 0.050 | 0.05 |
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 547 (≥) | 649 (≥) | 14 | 11 | 22 | Solution & Aging, Ann, Ausaging, Q+T | 322 |