The high quality Romania STAS/SR OLC20z material is one of the more steel grades we supply, Structural steel. OLC20z is our main production grade, which has been approved by customers in many countries since its initial production, including our OLC20z 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 OLC20z materials, and we are willing to develop together with customers from all over the world.
Also includes OLC20z steel material norm, chemical composition, mechanical properties, datasheet, OLC20z equivalent, heat treatment and temperature process of OLC20z, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in OLC20z this steel grade have a more comprehensive understanding, Download the full OLC20z PDF version of this datasheet.
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) |
|---|---|---|---|---|---|---|
| 0.17-0.24 | 0.17-0.37 | 0.30-0.60 | 0.035 | 0.035 | Max 0.30 | 0.30 |
| Cu(%) | Al(%) | |||||
| 0.30 | 0.020-0.050 |
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 492 (≥) | 358 (≥) | 32 | 13 | 14 | Solution & Aging, Ann, Ausaging, Q+T | 134 |