China O1 1.2510 SKS3 Annealing Alloy Tool Steel Round Bar for Complex cold die., Find details about China O1 steel round bar, alloy steel from O1 1.2510 SKS3 Annealing Alloy Tool Steel Round Bar for Complex cold die.
Chinese | American | German | Japanese |
GB | AISI | DIN | JIS |
9CrWMn | O1 | 1.2510 | SKS3 |
Grade | C | Si | Mn | P | S | V | W | Cr |
1.2510 | 0.90-1.05 | 0.15-0.35 | 1.0-1.2 | ≤0.035 | ≤0.035 | 0.05-0.15 | 0.5-0.7 | 0.5-0.7 |
9CrWMn | 0.85-0.95 | ≤0.4 | 0.9-1.2 | ≤0.035 | ≤0.035 | / | 0.5-0.8 | 0.5-0.8 |
O1 | 0.85-0.95 | 0.2-0.4 | 1.0-1.3 | ≤0.035 | ≤0.035 | 0.2 | 0.4-0.6 | 0.4-0.6 |
Shape | Thickness/ Diameter | Width | Length |
Flat bar | 6-110 | 155-610 | 3000-6000 |
Round bar | 14-100 | / | 3000-6000 |
Technique | Heating Temperature/ºC | Cooling | Hardness/HRC |
Quenching | 820-840 | Oil | 64-66 |
Tempering | 160-180 | Air | ≥62 |