The high quality USA UNS S44020 material is one of the more steel grades we supply, Martensitic special steel. S44020 is our main production grade, which has been approved by customers in many countries since its initial production, including our S44020 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 S44020 materials, and we are willing to develop together with customers from all over the world.
Also includes S44020 steel material norm, chemical composition, mechanical properties, datasheet, S44020 equivalent, heat treatment and temperature process of S44020, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in S44020 this steel grade have a more comprehensive understanding, Download the full S44020 PDF version of this datasheet.
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) |
|---|---|---|---|---|---|---|
| 0.95-1.20 | 1 | 1.25 | 1.25 | Max 0.10-0.35 | 16.0-18.0 | 0.75 |
| N(%) | ||||||
| 0.75 |
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 419 (≥) | 319 (≥) | 24 | 43 | 34 | Solution & Aging, Ann, Ausaging, Q+T | 432 |