AISI K44220
2014-01-06 15:29:12 Print this pageThe high quality USA AISI K44220 material is one of the more steel grades we supply, Alloy Steel. K44220 is our main production grade, which has been approved by customers in many countries since its initial production, including our K44220 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 K44220 materials, and we are willing to develop together with customers from all over the world.
Also includes K44220 steel material norm, chemical composition, mechanical properties, datasheet, K44220 equivalent, heat treatment and temperature process of K44220, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in K44220 this steel grade have a more comprehensive understanding, Download the full K44220 PDF version of this datasheet.
Chemical composition (wt.%) of K44220
| Elements | Min.（≥） | Max.（≤） |
|---|---|---|
| C | - | 0.22 |
| Si | - | 0.40 |
| Mn | - | 0.75 |
| P | - | - |
| S | - | - |
| Ni | - | 0.75 |
| Cr | - | 12.50 |
| Al | - | - |
| Cu | - | - |
| Ti | - | - |
| Fe | - | remaining |
| N | - | - |
| Mo | - | 1.00 |
| W | - | 1.00 |
| V | - | 0.22 |
Mechanical Properties of K44220
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 422 (≥) | 789 (≥) | 23 | 13 | 34 | Solution & Aging, Ann, Ausaging, Q+T | 242 |
Equivalent Grade Stock of K44220
| Materials | Dimension | Quantity | State |
|---|---|---|---|
| SA-437 Grade B4B/SUS 616 /422 Forged Bar | Dia.160xL | 2120 Kgs | Forged+QT |
