The high quality USA AISI CQ-4 material is one of the more steel grades we supply, W-Co class carbide. CQ-4 is our main production grade, which has been approved by customers in many countries since its initial production, including our CQ-4 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 CQ-4 materials, and we are willing to develop together with customers from all over the world.
Also includes CQ-4 steel material norm, chemical composition, mechanical properties, datasheet, CQ-4 equivalent, heat treatment and temperature process of CQ-4, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in CQ-4 this steel grade have a more comprehensive understanding, Download the full CQ-4 PDF version of this datasheet.
| C(％) | W(%) |
|---|---|
| 5.94 | 91.06 |
| Co(%) | |
| 3.0 |
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 939 (≥) | 518 (≥) | 41 | 44 | 13 | Solution & Aging, Ann, Ausaging, Q+T | 214 |