UNS HS 556
2014-01-06 15:29:12 Print this pageThe high quality USA UNS HS 556 material is one of the more steel grades we supply, UNS SAE AMS 5874C (2007),Alloy, Corrosion and Heat-Resistant, Sheet, Strip, and Plate 29Fe - 22Cr - 21Ni - 18.5Co - 3.2Mo - 2.8W - 0.78Ta - 0.30Al - 0.05Zr - 0.05La - 0.20N Solution Heat Treated. HS 556 is our main production grade, which has been approved by customers in many countries since its initial production, including our HS 556 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 HS 556 materials, and we are willing to develop together with customers from all over the world.
Also includes HS 556 steel material norm, chemical composition, mechanical properties, datasheet, HS 556 equivalent, heat treatment and temperature process of HS 556, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in HS 556 this steel grade have a more comprehensive understanding, Download the full HS 556 PDF version of this datasheet.
Chemical composition (wt.%) of HS 556
| Elements | Min.（≥） | Max.（≤） |
|---|---|---|
| C | 0.05 | 0.15 |
| Si | 0.20 | 0.80 |
| Mn | 0.50 | 2.00 |
| Ni | 19.00 | 22.50 |
| Cr | 21.00 | 23.00 |
| Al | 0.10 | 0.50 |
| Cu | - | - |
| Ti | - | - |
| Fe | - | remaining |
| Mo | 2.50 | 4.00 |
| Co | 16.00 | 21.00 |
| W | 2.00 | 3.50 |
Mechanical Properties of HS 556
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 947 (≥) | 933 (≥) | 43 | 34 | 14 | Solution & Aging, Ann, Ausaging, Q+T | 424 |