Austenitic stainless steel.
Standard Reference: A313 / A313M
| EUROPE | ITALY | GERMANY | FRANCE | UK | USA | ||
|---|---|---|---|---|---|---|---|
| EN 10088-3: 2014 |
(UNI 6900:71) |
(DIN 1654-5: 89) |
(NF A 35-574-90) |
(BS 3111 pt.2 -79) | AISI | ||
| Grade | N° | Werkstoff | N° | ||||
| X8CrMnCuN17-8-3 | 1.4597 | - | - | - | - | - | 204Cu-S 20430 |
| C / max | Si / max | Mn | P / max | S / max | N | Cr | Cu | Mo / max | Ni |
|---|---|---|---|---|---|---|---|---|---|
| 0,10 | 1,00 | 6,50÷9,00 | 0,040 | 0,030 | 0,10÷0,30 | 15,50÷17,50 | 2,00÷3,50 | 1,00 | 1,50÷3,00 |
| Size (mm) |
Hardness HB max* ** | Rp 0,2 (MPa) min | Rp 1 (MPa) min* | Rm (MPa)** | A5 (%) min** | KV (J) min | Resistance to intergranular corrosion | |
|---|---|---|---|---|---|---|---|---|
| in the delivery condition | in the welded condition | |||||||
| d≤100 | 245 | 270 | 305 | 560÷780 | 40 | 100 | YES | NO |
| * Only for guidance. ** The maximum HB values may be raised by 100HB or the tensile strenght value may be raised by 200 MPa and the minimum A% value may be lowered to 20% for bars of ≤35 mm. |
||||||||
| Size | A (%) max | Rm (MPa) max |
|---|---|---|
| 0,10≤d≤0,20 | 20 | 1050 |
| 0,20≤d≤0,50 | 30 | 1000 |
| 0,50≤d≤1,00 | 30 | 950 |
| 1,00≤d≤3,00 | 30 | 900 |
| 3,00≤d≤5,00 | 35 | 850 |
| 5,00≤d≤16,00 | 35 | 800 |
| Note: If skin passed, Rm might be increased by up to 50 MPa. | ||
| Operation | °C |
|---|---|
| Hot forgings deformation | 900÷1200 |
| Solution annealing (water, air) | 1000÷1100 |
