The high quality USA AISI X-40 material is one of the more steel grades we supply, Martensitic special steel. X-40 is our main production grade, which has been approved by customers in many countries since its initial production, including our X-40 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 X-40 materials, and we are willing to develop together with customers from all over the world.
Also includes X-40 steel material norm, chemical composition, mechanical properties, datasheet, X-40 equivalent, heat treatment and temperature process of X-40, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in X-40 this steel grade have a more comprehensive understanding, Download the full X-40 PDF version of this datasheet.
| C(％) | Si(％) | Mn(％) | Cr(％) | Ni(％) | W(%) |
|---|---|---|---|---|---|
| 0.5 | 0.75 | 0.75 | 0.75 | 10.5 | 7.5 |
| Other(%) | |||||
| Fe(％) 1.5 |
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 253 (≥) | 223 (≥) | 11 | 44 | 32 | Solution & Aging, Ann, Ausaging, Q+T | 311 |