The high quality Korea KS STD61 material is one of the more steel grades we supply, Carbide for cutting tools. STD61 is our main production grade, which has been approved by customers in many countries since its initial production, including our STD61 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 STD61 materials, and we are willing to develop together with customers from all over the world.
Also includes STD61 steel material norm, chemical composition, mechanical properties, datasheet, STD61 equivalent, heat treatment and temperature process of STD61, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in STD61 this steel grade have a more comprehensive understanding, Download the full STD61 PDF version of this datasheet.
| C(％) | Si(％) | Mn(％) | Cr(％) | Mo(％) | V(%) |
|---|---|---|---|---|---|
| 0.32-0.42 | 0.80-1.20 | ≤0.50 | 4.50-5.50 | 1.00-1.50 | 0.80-1.20 |
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 921 (≥) | 574 (≥) | 41 | 11 | 13 | Solution & Aging, Ann, Ausaging, Q+T | 143 |