The high quality Austria ONORM St41KK material is one of the more steel grades we supply, Austrian structural steel. St41KK is our main production grade, which has been approved by customers in many countries since its initial production, including our St41KK 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 St41KK materials, and we are willing to develop together with customers from all over the world.
Also includes St41KK steel material norm, chemical composition, mechanical properties, datasheet, St41KK equivalent, heat treatment and temperature process of St41KK, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in St41KK this steel grade have a more comprehensive understanding, Download the full St41KK PDF version of this datasheet.
| C(％) | Si(％) | Mn(％) | P(％) | S(％) |
|---|---|---|---|---|
| Max 0.20 | Max 0.35 | 0.50-1.30 | 0.035 | 0.03 |
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 682 (≥) | 851 (≥) | 24 | 41 | 23 | Solution & Aging, Ann, Ausaging, Q+T | 112 |