| 1.0044 | SS400 |
This steel is one of general steel grade. It is used for Structural components and general purposes.
Composition:
| Standard Designation | Grade, Class, Type, Symbol or Name | Steel Number | UNS Number | Weight, %, Maximum, Unless Otherwise Specified | ||||||||
| C | Mn | Si | P | S | Cr | Ni | Mo | Others | ||||
| EN 10025:1993 | S275JR | 1.0044 | — | 0.21 | 1.5 | — | 0.045 | 0.045 | — | — | — | N 0.009 |
Hot working:
Forging temperature range: 1100-850℃
Note: Heat to 1200 ℃. Do not forge below 850.
Heat treatment:
| Soft annealing ℃ | HB 30-soft annealed | Normalizing ℃ | Hardening temperature for quenching in Water ℃ | Hardening temperature for quenching in Oil ℃ | Tempering temperature ℃ |
| 1100-850 | 650-700 | 223 | 850-880 | 820-850 | 830-860 |
Main application:
Structural components for general mech. Engineering
Shape of product:
Round, flat, step shape, ring, disc, shaft, other shape depend on customer needs