| Diameter(mm) | Thickness (mm) | Width (mm) | Length(mm) | |
| Round | 20-420 | - | - | 2000-5800 |
| Square | 20-420 | - | - | 2000-5800 |
| flat | - | 20-50 | 50-600 | 2000-5800 |
| Packing details | In seaworthy packing, as your requirement. |
| Delivery details | within 30-50 days |
| Grade | C | Mn | P | S | Si | Cr | Ni |
| 1.5918 |
0.14-
0.20 |
0.50-
0.80 |
0.025
max |
0.035
max |
0.40
max |
1.40-
1.70 |
1.40-
1.70 |
|
Process |
Diameter(mm) | Tensile Strength Rm (Mpa) | Hardness (HB) |
| Treated to improve shearability | / | / | 255 max |
| SOFT ANNEALED | / | / | 229 max |
| Treated for strength | / | / | 175-229 |
| Treated for ferrite and pearlite structure and hardness range | / | / | 156-207 |
| QUENCHED AND TEMPERED | 16 max | 1200 min | / |
| QUENCHED AND TEMPERED | 16-40 | 1100 min | / |
| QUENCHED AND TEMPERED | 40-100 | 900 min | / |
| Process | Temperature(oC) | Media |
| Forging or hot rolling | 1100-850 | / |
| Normalising | 850-880 | air |
| Soft annealing | 650-700 | furnace |
| Carburising | 880-980 | / |
| Core hardening | 830-870 | oil |
| Intermediate annealing | 630-650 | / |
| Case hardening | 780-820 | oil |
| Tempering | 150-200 | / |