| ASTM A 105 |
It is a medium-carbon steel. This steel is one of general steel grade. It is used for Structural components and general purposes.
Composition:
| Standard Designation | UNS Number | C | Mn | Si | P | S | Cr | Ni | Mo | Others |
| ASTM A 105/A 105M-03 | K03504 | 0.35 | 0.60-1.05 | 0.10-0.35 | 0.035 | 0.04 | 0.3 | 0.4 | 0.12 | Cu 0.40; V 0.08;
Cu+Ni+Cr+Mo+V 1.00; Cr+Mo 0.32 |
Hot working:
Forging temperature range: 1230-850℃
Note: Heat to 1230 ℃. Do not forge below 850.
Heat treatment:
| annealing ℃ | Normalizing ℃ | Hardening temperature for quenching in Water ℃ | Tempering temperature ℃ |
| 860-890 | 900-920 | 850-880 | 450-460- |
Main application:
Piping components
Shape of product:
Round, flat, step shape, ring, disc, shaft, other shape depend on customer needs