UNS 303 Cu
2013-06-25 18:23:36 Print this pageThe high quality USA UNS 303 Cu material is one of the more steel grades we supply, UNS SAE J 405 (1998) ,Chemical compositions of SAE wrought stainless steels. 303 Cu is our main production grade, which has been approved by customers in many countries since its initial production, including our 303 Cu 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 303 Cu materials, and we are willing to develop together with customers from all over the world.
Also includes 303 Cu steel material norm, chemical composition, mechanical properties, datasheet, 303 Cu equivalent, heat treatment and temperature process of 303 Cu, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in 303 Cu this steel grade have a more comprehensive understanding, Download the full 303 Cu PDF version of this datasheet.
Chemical composition (wt.%) of 303 Cu
| Elements | Min.（≥） | Max.（≤） |
|---|---|---|
| C | - | 0.15 |
| Si | - | 1.00 |
| Mn | - | 2.00 |
| P | - | 0.15 |
| S | 0.10 | - |
| Cr | 17.0 | 19.0 |
| Ni | 6.00 | 10.0 |
| Cu | 2.50 | 4.00 |
| Se | 0.10 | - |
Mechanical Properties of 303 Cu
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 982 (≥) | 917 (≥) | 24 | 11 | 44 | Solution & Aging, Ann, Ausaging, Q+T | 312 |