The high quality Japan JIS SK1 material is one of the more steel grades we supply, Carbon tool steel. SK1 is our main production grade, which has been approved by customers in many countries since its initial production, including our SK1 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 SK1 materials, and we are willing to develop together with customers from all over the world.
Also includes SK1 steel material norm, chemical composition, mechanical properties, datasheet, SK1 equivalent, heat treatment and temperature process of SK1, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in SK1 this steel grade have a more comprehensive understanding, Download the full SK1 PDF version of this datasheet.
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) |
|---|---|---|---|---|---|---|
| 1.30-1.50 | 0.15-0.35 | 0.15-0.50 | Max 0.030 | Max 0.030 | Max 0.030 | Max 0.025 |
| Cu(%) | ||||||
| Max 0.025 |
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 278 (≥) | 211 (≥) | 34 | 23 | 24 | Solution & Aging, Ann, Ausaging, Q+T | 342 |