OK 83.30是一款金红石焊条,适合要求焊缝金属硬度达到30-35 HRC轨道、轴、轧辊、钢轨、钢轨辙岔等的耐磨堆焊和熔敷。
焊缝金属分析
| Mn |
| Mn | C | Si | Cr |
| 1.1 % | - | - | - |
| C |
| Mn | C | Si | Cr |
| - | 0.1 % | - | - |
| Si |
| Mn | C | Si | Cr |
| - | - | 0.7 % | - |
| Cr |
| Mn | C | Si | Cr |
| - | - | - | 3.3 % |
熔敷数据| Fusion time per electrode at 90% I max | kg weld metal/kg electrodes | Number of electrodes/kg weld metal | 安培 | 熔敷率 | 电压 V | 直径 |
| 50 sec | 0.53 kg | 55 | 90-180 A | 1.5 kg/h | 26 V | 3.2 x 350 mm |
| 65 sec | 0.57 kg | 26 | 140-240 A | 2.2 kg/h | 26 V | 4.0 x 450 mm |
| 85 sec | 0.57 kg | 17 | 160-310 A | 2.7 kg/h | 27 V | 5.0 x 450 mm |


