The high quality Japan JIS SKS4 material is one of the more steel grades we supply, shock-resistant steel. SKS4 is our main production grade, which has been approved by customers in many countries since its initial production, including our SKS4 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 SKS4 materials, and we are willing to develop together with customers from all over the world.
Also includes SKS4 steel material norm, chemical composition, mechanical properties, datasheet, SKS4 equivalent, heat treatment and temperature process of SKS4, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in SKS4 this steel grade have a more comprehensive understanding, Download the full SKS4 PDF version of this datasheet.
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | W(%) |
|---|---|---|---|---|---|---|
| 0.45-0.55 | Max 0.35 | Max 0.50 | Max 0.030 | Max 0.030 | 0.50-1.00 | 0.50-1.00 |
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 851 (≥) | 462 (≥) | 11 | 42 | 22 | Solution & Aging, Ann, Ausaging, Q+T | 341 |