304
(UNS S30400) Chromium-Nickel austenitic stainless steel, with high ductility. Can only be hardened by cold working.
Chemistry
| Element |
C |
Mn |
P |
S |
Si |
Cr |
Ni |
N |
| 304 |
0.080% max |
2.00% max |
0.045% max |
0.030%max |
0.75% max |
18.00-20.00% |
8.00-12.00% |
0.10% max |
Physical Constants
| Density | 0.289 lbs/in3 |
| Density | 8.03 g/cm3 |
Heating
| Forging | 2100-2300ºF maximum 1700ºF minimum |
| Annealing | 1900ºF-2050ºF then water quench |
| Stress Relieve | 750ºF |
Viking Forging Parameters
| Rings | 24" O.D. X 6" long | 500 lbs. |
| Sleeves | 16" O.D. X 12" long | 500 lbs. |
| Disks | 26" Dia. X 6.5" long | 500 lbs. |
| Round Bar | 12" Dia. X 96" long | 2600 lbs. |
| Square/Rectangular Bar | 12" Square X 96" long | 2600 lbs. |
| Blocks | 14" X 14" X 14" | 750 lbs. |
| Shafts | 12" Dia. max X 96" long | 2600 lbs. |
