熔敷金属化学成分(%) | ||||||
化学成分 | C | Mn | Si | S | P | Mo |
保证值 | ≤0.12 | 14.0~15.0 | ≤0.40 | ≤0.035 | ≤0.035 | 1.50~2.50 |
堆焊层硬度: | ||
焊态 | 锤击后 | 碾轧冲击后 |
HB 180-230 | HB 370-420 | HB 400-500 |
参考电流(AC、DC+) | |||
焊条直径(mm) | φ3.2 | φ4.0 | φ5.0 |
焊接电流(A) | 70~90 | 140~180 | 150~200 |
熔敷金属化学成分(%) | ||||||
化学成分 | C | Mn | Si | S | P | Ni |
保证值 | ≤0.12 | 14.0~15.0 | ≤0.40 | ≤0.035 | ≤0.035 | 3.00~4.00 |