Customization: | Available |
---|---|
Type: | Alloy Steel Bar |
Standard: | ASTM, DIN |
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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 | / |